Table of Contents
349 relations: Acetonitrile, Acetylacetone, Acid anhydride, Actinide concept, Actinides in the environment, Actinium, Actinium(III) sulfide, Actinium-225, Adsorption, Aerosol, Albert Ghiorso, Alfred Maddock, Alloy, Alpha decay, Alpha particle, Americium, Americium dioxide, Americium(III) hydroxide, Americium(IV) fluoride, Americium-241, Ammonium carbonate, Ammonium diuranate, Ammonium nitrate, Amphoterism, André-Louis Debierne, Annales de chimie et de physique, Apollo 14, Apollo program, Atomic mass, Atomic number, Atomic radius, Aufbau principle, Autunite, Barium, Base (chemistry), Berkeley, California, Berkelium, Berkelium tetrafluoride, Berkelium(III) chloride, Berkelium(IV) oxide, Beryllium, Beta decay, Beta particle, Block (periodic table), Boiling point, Boric acid, Boron, Breeder reactor, Bromide, Cadmium, ... Expand index (299 more) »
- Actinides
- Periodic table
Acetonitrile
Acetonitrile, often abbreviated MeCN (methyl cyanide), is the chemical compound with the formula and structure.
Acetylacetone
Acetylacetone is an organic compound with the chemical formula.
See Actinide and Acetylacetone
Acid anhydride
An acid anhydride is a type of chemical compound derived by the removal of water molecules from an acid.
See Actinide and Acid anhydride
Actinide concept
In nuclear chemistry, the actinide concept (also known as actinide hypothesis) proposed that the actinides form a second inner transition series homologous to the lanthanides. Actinide and actinide concept are actinides and periodic table.
See Actinide and Actinide concept
Actinides in the environment
The actinide series is a group of chemical elements with atomic numbers ranging from 89 to 102, including notable elements such as uranium and plutonium. Actinide and actinides in the environment are actinides.
See Actinide and Actinides in the environment
Actinium
Actinium is a chemical element; it has symbol Ac and atomic number 89. Actinide and Actinium are actinides.
Actinium(III) sulfide
Actinium(III) sulfide is the radioactive compound of actinium with the formula Ac2S3.
See Actinide and Actinium(III) sulfide
Actinium-225
Actinium-225 (225Ac, Ac-225) is an isotope of actinium.
Adsorption
Adsorption is the adhesion of atoms, ions or molecules from a gas, liquid or dissolved solid to a surface.
Aerosol
An aerosol is a suspension of fine solid particles or liquid droplets in air or another gas.
Albert Ghiorso
Albert Ghiorso (July 15, 1915 – December 26, 2010) was an American nuclear scientist and co-discoverer of a record 12 chemical elements on the periodic table.
See Actinide and Albert Ghiorso
Alfred Maddock
Alfred Gavin Maddock (1917–2009) was an English inorganic chemist, radiochemist and spectroscopist who worked on the Tube Alloys Project and the Manhattan Project during World War II.
See Actinide and Alfred Maddock
Alloy
An alloy is a mixture of chemical elements of which in most cases at least one is a metallic element, although it is also sometimes used for mixtures of elements; herein only metallic alloys are described.
Alpha decay
Alpha decay or α-decay is a type of radioactive decay in which an atomic nucleus emits an alpha particle (helium nucleus) and thereby transforms or "decays" into a different atomic nucleus, with a mass number that is reduced by four and an atomic number that is reduced by two.
Alpha particle
Alpha particles, also called alpha rays or alpha radiation, consist of two protons and two neutrons bound together into a particle identical to a helium-4 nucleus.
See Actinide and Alpha particle
Americium
Americium is a synthetic chemical element; it has symbol Am and atomic number 95. Actinide and Americium are actinides.
Americium dioxide
Americium dioxide (AmO2) is a black compound of americium.
See Actinide and Americium dioxide
Americium(III) hydroxide
Americium(III) hydroxide is a radioactive inorganic compound with the chemical formula.
See Actinide and Americium(III) hydroxide
Americium(IV) fluoride
Americium(IV) fluoride is the inorganic compound with the formula AmF4.
See Actinide and Americium(IV) fluoride
Americium-241
Americium-241 (Am-241) is an isotope of americium.
See Actinide and Americium-241
Ammonium carbonate
Ammonium carbonate is a chemical compound with the chemical formula.
See Actinide and Ammonium carbonate
Ammonium diuranate
Ammonium diuranate or (ADU) ((NH4)2U2O7), is one of the intermediate chemical forms of uranium produced during yellowcake production.
See Actinide and Ammonium diuranate
Ammonium nitrate
Ammonium nitrate is a chemical compound with the formula.
See Actinide and Ammonium nitrate
Amphoterism
In chemistry, an amphoteric compound is a molecule or ion that can react both as an acid and as a base.
André-Louis Debierne
André-Louis Debierne (14 July 1874 – 31 August 1949) was a French chemist.
See Actinide and André-Louis Debierne
Annales de chimie et de physique
Annales de chimie et de physique (French for Annals of Chemistry and Physics) is a scientific journal founded in Paris, France, in 1789 under the title Annales de chimie.
See Actinide and Annales de chimie et de physique
Apollo 14
Apollo 14 (January 31February 9, 1971) was the eighth crewed mission in the United States Apollo program, the third to land on the Moon, and the first to land in the lunar highlands.
Apollo program
The Apollo program, also known as Project Apollo, was the United States human spaceflight program carried out by the National Aeronautics and Space Administration (NASA), which succeeded in preparing and landing the first men on the Moon from 1968 to 1972.
See Actinide and Apollo program
Atomic mass
The atomic mass (ma or m) is the mass of an atom.
Atomic number
The atomic number or nuclear charge number (symbol Z) of a chemical element is the charge number of an atomic nucleus.
See Actinide and Atomic number
Atomic radius
The atomic radius of a chemical element is a measure of the size of its atom, usually the mean or typical distance from the center of the nucleus to the outermost isolated electron.
See Actinide and Atomic radius
Aufbau principle
In atomic physics and quantum chemistry, the Aufbau principle (from lit), also called the Aufbau rule, states that in the ground state of an atom or ion, electrons first fill subshells of the lowest available energy, then fill subshells of higher energy.
See Actinide and Aufbau principle
Autunite
Autunite (hydrated calcium uranyl phosphate), with formula Ca(UO2)2(PO4)2·10–12H2O, is a yellow-greenish fluorescent phosphate mineral with a hardness of 2–.
Barium
Barium is a chemical element; it has symbol Ba and atomic number 56.
Base (chemistry)
In chemistry, there are three definitions in common use of the word "base": Arrhenius bases, Brønsted bases, and Lewis bases.
See Actinide and Base (chemistry)
Berkeley, California
Berkeley is a city on the eastern shore of San Francisco Bay in northern Alameda County, California, United States.
See Actinide and Berkeley, California
Berkelium
Berkelium is a synthetic chemical element; it has symbol Bk and atomic number 97. Actinide and Berkelium are actinides.
Berkelium tetrafluoride
Berkelium tetrafluoride is a binary inorganic compound of berkelium and fluorine with the chemical formula.
See Actinide and Berkelium tetrafluoride
Berkelium(III) chloride
Berkelium(III) chloride also known as berkelium trichloride, is a chemical compound with the formula BkCl3.
See Actinide and Berkelium(III) chloride
Berkelium(IV) oxide
Berkelium(IV) oxide, also known as berkelium dioxide, is a chemical compound with the formula BkO2.
See Actinide and Berkelium(IV) oxide
Beryllium
Beryllium is a chemical element; it has symbol Be and atomic number 4.
Beta decay
In nuclear physics, beta decay (β-decay) is a type of radioactive decay in which an atomic nucleus emits a beta particle (fast energetic electron or positron), transforming into an isobar of that nuclide.
Beta particle
A beta particle, also called beta ray or beta radiation (symbol β), is a high-energy, high-speed electron or positron emitted by the radioactive decay of an atomic nucleus during the process of beta decay.
See Actinide and Beta particle
Block (periodic table)
A block of the periodic table is a set of elements unified by the atomic orbitals their valence electrons or vacancies lie in. Actinide and block (periodic table) are periodic table.
See Actinide and Block (periodic table)
Boiling point
The boiling point of a substance is the temperature at which the vapor pressure of a liquid equals the pressure surrounding the liquid and the liquid changes into a vapor.
See Actinide and Boiling point
Boric acid
Boric acid, more specifically orthoboric acid, is a compound of boron, oxygen, and hydrogen with formula.
Boron
Boron is a chemical element; it has symbol B and atomic number 5.
Breeder reactor
A breeder reactor is a nuclear reactor that generates more fissile material than it consumes.
See Actinide and Breeder reactor
Bromide
A bromide ion is the negatively charged form (Br−) of the element bromine, a member of the halogens group on the periodic table.
Cadmium
Cadmium is a chemical element; it has symbol Cd and atomic number 48.
Calcium
Calcium is a chemical element; it has symbol Ca and atomic number 20.
Calcium fluoride
Calcium fluoride is the inorganic compound of the elements calcium and fluorine with the formula CaF2.
See Actinide and Calcium fluoride
Californium
Californium is a synthetic chemical element; it has symbol Cf and atomic number 98. Actinide and Californium are actinides.
Carbide
In chemistry, a carbide usually describes a compound composed of carbon and a metal.
Carbon
Carbon is a chemical element; it has symbol C and atomic number 6.
Carbonate
A carbonate is a salt of carbonic acid,, characterized by the presence of the carbonate ion, a polyatomic ion with the formula.
Carnotite
Carnotite is a potassium uranium vanadate radioactive mineral with chemical formula K2(UO2)2(VO4)2·3H2O.
CAS Registry Number
A CAS Registry Number (also referred to as CAS RN or informally CAS Number) is a unique identification number, assigned by the Chemical Abstracts Service (CAS) in the US to every chemical substance described in the open scientific literature, in order to index the substance in the CAS Registry.
See Actinide and CAS Registry Number
Catalysis
Catalysis is the increase in rate of a chemical reaction due to an added substance known as a catalyst.
Cerium
Cerium is a chemical element; it has symbol Ce and atomic number 58.
Chalcogen
|- ! colspan. Actinide and Chalcogen are periodic table.
Chemical compound
A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) containing atoms from more than one chemical element held together by chemical bonds.
See Actinide and Chemical compound
Chemical element
A chemical element is a chemical substance that cannot be broken down into other substances by chemical reactions.
See Actinide and Chemical element
Chemical formula
A chemical formula is a way of presenting information about the chemical proportions of atoms that constitute a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols, such as parentheses, dashes, brackets, commas and plus (+) and minus (−) signs.
See Actinide and Chemical formula
Chloride
The term chloride refers to a compound or molecule that contains either a chlorine ion, which is a negatively charged chlorine atom, or a non-charged chlorine atom covalently bonded to the rest of the molecule by a single bond.
Cold War
The Cold War was a period of geopolitical tension between the United States and the Soviet Union and their respective allies, the Western Bloc and the Eastern Bloc, that started in 1947, two years after the end of World War II, and lasted until the fall of the Soviet Union in 1991.
Colorado
Colorado (other variants) is a landlocked state in the Mountain West subregion of the Western United States.
Commission on Isotopic Abundances and Atomic Weights
The Commission on Isotopic Abundances and Atomic Weights (CIAAW) is an international scientific committee of the International Union of Pure and Applied Chemistry (IUPAC) under its Division of Inorganic Chemistry.
See Actinide and Commission on Isotopic Abundances and Atomic Weights
Coordination complex
A coordination complex is a chemical compound consisting of a central atom or ion, which is usually metallic and is called the coordination centre, and a surrounding array of bound molecules or ions, that are in turn known as ligands or complexing agents.
See Actinide and Coordination complex
Coordination number
In chemistry, crystallography, and materials science, the coordination number, also called ligancy, of a central atom in a molecule or crystal is the number of atoms, molecules or ions bonded to it.
See Actinide and Coordination number
Corrosion
Corrosion is a natural process that converts a refined metal into a more chemically stable oxide.
Critical mass
In nuclear engineering, a critical mass is the smallest amount of fissile material needed for a sustained nuclear chain reaction.
See Actinide and Critical mass
Crystal structure
In crystallography, crystal structure is a description of ordered arrangement of atoms, ions, or molecules in a crystalline material.
See Actinide and Crystal structure
Cubic crystal system
In crystallography, the cubic (or isometric) crystal system is a crystal system where the unit cell is in the shape of a cube.
See Actinide and Cubic crystal system
Curie (unit)
The curie (symbol Ci) is a non-SI unit of radioactivity originally defined in 1910.
Curium
Curium is a synthetic chemical element; it has symbol Cm and atomic number 96. Actinide and Curium are actinides.
Curium(III) hydroxide
Curium hydroxide is a radioactive compound first discovered in measurable quantities in 1947.
See Actinide and Curium(III) hydroxide
Curium(IV) fluoride
Curium(IV) fluoride is an inorganic chemical compound, a salt of curium and fluorine with the chemical formula.
See Actinide and Curium(IV) fluoride
Curium(IV) oxide
Curium(IV) oxide is an inorganic chemical compound of curium and oxygen with the chemical formula.
See Actinide and Curium(IV) oxide
Cyclotron
A cyclotron is a type of particle accelerator invented by Ernest Lawrence in 1929–1930 at the University of California, Berkeley, and patented in 1932.
Decay chain
In nuclear science, the decay chain refers to a series of radioactive decays of different radioactive decay products as a sequential series of transformations.
Density
Density (volumetric mass density or specific mass) is a substance's mass per unit of volume.
Deuterium
Deuterium (hydrogen-2, symbol H or D, also known as heavy hydrogen) is one of two stable isotopes of hydrogen (the other is protium, or hydrogen-1).
Discovery of chemical elements
The discoveries of the 118 chemical elements known to exist as of 2024 are presented here in chronological order.
See Actinide and Discovery of chemical elements
Distillation
Distillation, also classical distillation, is the process of separating the component substances of a liquid mixture of two or more chemically discrete substances; the separation process is realized by way of the selective boiling of the mixture and the condensation of the vapors in a still.
Dmitri Mendeleev
Dmitri Ivanovich Mendeleev (sometimes romanized as Mendeleyev, Mendeleiev, or Mendeleef;; Dmitriy Ivanovich Mendeleyev,; 8 February 18342 February 1907) was a Russian chemist and inventor.
See Actinide and Dmitri Mendeleev
Dolomite (mineral)
Dolomite is an anhydrous carbonate mineral composed of calcium magnesium carbonate, ideally The term is also used for a sedimentary carbonate rock composed mostly of the mineral dolomite (see Dolomite (rock)).
See Actinide and Dolomite (mineral)
Dysprosium
Dysprosium is a chemical element; it has symbol Dy and atomic number 66.
Edwin McMillan
Edwin Mattison McMillan (September 18, 1907 – September 7, 1991) was an American physicist credited with being the first to produce a transuranium element, neptunium.
See Actinide and Edwin McMillan
Einsteinium
Einsteinium is a synthetic chemical element; it has symbol Es and atomic number 99. Actinide and Einsteinium are actinides.
Electrical resistivity and conductivity
Electrical resistivity (also called volume resistivity or specific electrical resistance) is a fundamental specific property of a material that measures its electrical resistance or how strongly it resists electric current.
See Actinide and Electrical resistivity and conductivity
Electrolysis
In chemistry and manufacturing, electrolysis is a technique that uses direct electric current (DC) to drive an otherwise non-spontaneous chemical reaction.
Electron
The electron (or in nuclear reactions) is a subatomic particle with a negative one elementary electric charge.
Electron capture
Electron capture (K-electron capture, also K-capture, or L-electron capture, L-capture) is a process in which the proton-rich nucleus of an electrically neutral atom absorbs an inner atomic electron, usually from the K or L electron shells.
See Actinide and Electron capture
Electron emission
In physics, electron emission is the ejection of an electron from the surface of matter, or, in beta decay (β− decay), where a beta particle (a fast energetic electron or positron) is emitted from an atomic nucleus transforming the original nuclide to an isobar.
See Actinide and Electron emission
Electron shell
In chemistry and atomic physics, an electron shell may be thought of as an orbit that electrons follow around an atom's nucleus.
See Actinide and Electron shell
Enrico Fermi
Enrico Fermi (29 September 1901 – 28 November 1954) was an Italian and naturalized American physicist, renowned for being the creator of the world's first nuclear reactor, the Chicago Pile-1, and a member of the Manhattan Project.
Erbium
Erbium is a chemical element; it has symbol Er and atomic number 68.
Eugène-Melchior Péligot
Eugène-Melchior Péligot (24 March 1811 – 15 April 1890), also known as Eugène Péligot, was a French chemist who isolated the first sample of uranium metal in 1841.
See Actinide and Eugène-Melchior Péligot
Europium
Europium is a chemical element; it has symbol Eu and atomic number 63.
Fat Man
"Fat Man" (also known as Mark III) was the codename for the type of nuclear weapon the United States detonated over the Japanese city of Nagasaki on 9 August 1945.
Fergusonite
Fergusonite is a mineral comprising a complex oxide of various rare-earth elements.
Fermium
Fermium is a synthetic chemical element; it has symbol Fm and atomic number 100. Actinide and Fermium are actinides.
Fluoride
Fluoride.
Frederick Soddy
Frederick Soddy FRS (2 September 1877 – 22 September 1956) was an English radiochemist who explained, with Ernest Rutherford, that radioactivity is due to the transmutation of elements, now known to involve nuclear reactions.
See Actinide and Frederick Soddy
Friedrich Oskar Giesel
Friedrich Oskar Giesel (20 May 1852 – 13 November 1927, known as Fritz) was a German organic chemist.
See Actinide and Friedrich Oskar Giesel
Friedrich Wöhler
Friedrich Wöhler FRS(For) HonFRSE (31 July 180023 September 1882) was a German chemist known for his work in both organic and inorganic chemistry, being the first to isolate the chemical elements beryllium and yttrium in pure metallic form.
See Actinide and Friedrich Wöhler
Gadolinium
Gadolinium is a chemical element; it has symbol Gd and atomic number 64.
Galileo (spacecraft)
Galileo was an American robotic space probe that studied the planet Jupiter and its moons, as well as the asteroids Gaspra and Ida.
See Actinide and Galileo (spacecraft)
Gamma ray
A gamma ray, also known as gamma radiation (symbol), is a penetrating form of electromagnetic radiation arising from the radioactive decay of atomic nuclei.
Gas centrifuge
A gas centrifuge is a device that performs isotope separation of gases.
See Actinide and Gas centrifuge
Gas mantle
Coleman white gas lantern mantle glowing at full brightness An incandescent gas mantle, gas mantle or Welsbach mantle is a device for generating incandescent bright white light when heated by a flame.
Gaseous diffusion
Gaseous diffusion is a technology that was used to produce enriched uranium by forcing gaseous uranium hexafluoride (UF6) through microporous membranes.
See Actinide and Gaseous diffusion
Generation II reactor
A generation II reactor is a design classification for a nuclear reactor, and refers to the class of commercial reactors built until the end of the 1990s.
See Actinide and Generation II reactor
Georgy Flyorov
Georgii Nikolayevich Flyorov (also spelled Flerov, p; 2 March 1913 – 19 November 1990) was a Soviet physicist who is known for his discovery of spontaneous fission and his important contribution towards the crystallography and material science, for which, he was honored with many awards.
See Actinide and Georgy Flyorov
Glenn T. Seaborg
Glenn Theodore Seaborg (April 19, 1912February 25, 1999) was an American chemist whose involvement in the synthesis, discovery and investigation of ten transuranium elements earned him a share of the 1951 Nobel Prize in Chemistry.
See Actinide and Glenn T. Seaborg
Graphite
Graphite is a crystalline form of the element carbon.
Greek language
Greek (Elliniká,; Hellēnikḗ) is an independent branch of the Indo-European family of languages, native to Greece, Cyprus, Italy (in Calabria and Salento), southern Albania, and other regions of the Balkans, the Black Sea coast, Asia Minor, and the Eastern Mediterranean.
See Actinide and Greek language
Gregory Robert Choppin
Gregory Robert Choppin (November 9, 1927, Texas, United States – October 21, 2015, Tallahassee, Florida) was an American nuclear chemist and co-discoverer of the element mendelevium, atomic number 101.
See Actinide and Gregory Robert Choppin
Group 6 element
|- ! colspan.
See Actinide and Group 6 element
Hafnium
Hafnium is a chemical element; it has symbol Hf and atomic number 72.
Half-life
Half-life (symbol) is the time required for a quantity (of substance) to reduce to half of its initial value.
Halide
In chemistry, a halide (rarely halogenide) is a binary chemical compound, of which one part is a halogen atom and the other part is an element or radical that is less electronegative (or more electropositive) than the halogen, to make a fluoride, chloride, bromide, iodide, astatide, or theoretically tennesside compound.
Halogen
|- ! colspan.
Hanford Site
The Hanford Site is a decommissioned nuclear production complex operated by the United States federal government on the Columbia River in Benton County in the U.S. state of Washington.
Hexagonal crystal family
In crystallography, the hexagonal crystal family is one of the 6 crystal families, which includes two crystal systems (hexagonal and trigonal) and two lattice systems (hexagonal and rhombohedral).
See Actinide and Hexagonal crystal family
Holmium
Holmium is a chemical element; it has symbol Ho and atomic number 67.
Homologous series
In organic chemistry, a homologous series is a sequence of compounds with the same functional group and similar chemical properties in which the members of the series differ by the number of repeating units they contain.
See Actinide and Homologous series
HSAB theory
HSAB is an acronym for "hard and soft (Lewis) acids and bases".
Hydrazine
Hydrazine is an inorganic compound with the chemical formula.
Hydrochloric acid
Hydrochloric acid, also known as muriatic acid or spirits of salt, is an aqueous solution of hydrogen chloride (HCl).
See Actinide and Hydrochloric acid
Hydrofluoric acid
Hydrofluoric acid is a solution of hydrogen fluoride (HF) in water.
See Actinide and Hydrofluoric acid
Hydrogen
Hydrogen is a chemical element; it has symbol H and atomic number 1.
Hydrogen cyanide
Hydrogen cyanide (formerly known as prussic acid) is a chemical compound with the formula HCN and structural formula. It is a highly toxic and flammable liquid that boils slightly above room temperature, at. HCN is produced on an industrial scale and is a highly valued precursor to many chemical compounds ranging from polymers to pharmaceuticals.
See Actinide and Hydrogen cyanide
Hydrogen peroxide
Hydrogen peroxide is a chemical compound with the formula.
See Actinide and Hydrogen peroxide
Hydroxide
Hydroxide is a diatomic anion with chemical formula OH−.
Hypophosphoric acid
Hypophosphoric acid is a mineral acid with the formula H4P2O6, with phosphorus in a formal oxidation state of +4.
See Actinide and Hypophosphoric acid
Intermetallic
An intermetallic (also called intermetallic compound, intermetallic alloy, ordered intermetallic alloy, long-range-ordered alloy) is a type of metallic alloy that forms an ordered solid-state compound between two or more metallic elements.
See Actinide and Intermetallic
International Union of Pure and Applied Chemistry
The International Union of Pure and Applied Chemistry (IUPAC) is an international federation of National Adhering Organizations working for the advancement of the chemical sciences, especially by developing nomenclature and terminology.
See Actinide and International Union of Pure and Applied Chemistry
Iodate
An iodate is the polyatomic anion with the formula.
Iodide
An iodide ion is the ion I−.
Ion
An ion is an atom or molecule with a net electrical charge.
See Actinide and Ion
Ionic radius
Ionic radius, rion, is the radius of a monatomic ion in an ionic crystal structure.
Ionization chamber
The ionization chamber is the simplest type of gaseous ionisation detector, and is widely used for the detection and measurement of many types of ionizing radiation, including X-rays, gamma rays, alpha particles and beta particles.
See Actinide and Ionization chamber
Iron(II) sulfate
Iron(II) sulfate (British English: iron(II) sulphate) or ferrous sulfate denotes a range of salts with the formula FeSO4·xH2O.
See Actinide and Iron(II) sulfate
Isotope
Isotopes are distinct nuclear species (or nuclides) of the same chemical element.
Isotopes of actinium
Actinium (89Ac) has no stable isotopes and no characteristic terrestrial isotopic composition, thus a standard atomic weight cannot be given.
See Actinide and Isotopes of actinium
Isotopes of americium
Americium (95Am) is an artificial element, and thus a standard atomic weight cannot be given.
See Actinide and Isotopes of americium
Isotopes of berkelium
Berkelium (97Bk) is an artificial element, and thus a standard atomic weight cannot be given.
See Actinide and Isotopes of berkelium
Isotopes of californium
Californium (Cf) is an artificial element, and thus a standard atomic weight cannot be given.
See Actinide and Isotopes of californium
Isotopes of curium
Curium (96Cm) is an artificial element with an atomic number of 96.
See Actinide and Isotopes of curium
Isotopes of einsteinium
Einsteinium (99Es) is a synthetic element, and thus a standard atomic weight cannot be given.
See Actinide and Isotopes of einsteinium
Isotopes of fermium
Fermium (100Fm) is a synthetic element, and thus a standard atomic weight cannot be given.
See Actinide and Isotopes of fermium
Isotopes of lawrencium
Lawrencium (103Lr) is a synthetic element, and thus a standard atomic weight cannot be given.
See Actinide and Isotopes of lawrencium
Isotopes of mendelevium
Mendelevium (101Md) is a synthetic element, and thus a standard atomic weight cannot be given.
See Actinide and Isotopes of mendelevium
Isotopes of neon
Neon (10Ne) possesses three stable isotopes:,, and.
See Actinide and Isotopes of neon
Isotopes of neptunium
Neptunium (93Np) is usually considered an artificial element, although trace quantities are found in nature, so a standard atomic weight cannot be given.
See Actinide and Isotopes of neptunium
Isotopes of nitrogen
Natural nitrogen (7N) consists of two stable isotopes: the vast majority (99.6%) of naturally occurring nitrogen is nitrogen-14, with the remainder being nitrogen-15.
See Actinide and Isotopes of nitrogen
Isotopes of nobelium
Nobelium (102No) is a synthetic element, and thus a standard atomic weight cannot be given.
See Actinide and Isotopes of nobelium
Isotopes of plutonium
Plutonium (Pu) is an artificial element, except for trace quantities resulting from neutron capture by uranium, and thus a standard atomic weight cannot be given.
See Actinide and Isotopes of plutonium
Isotopes of protactinium
Protactinium (91Pa) has no stable isotopes.
See Actinide and Isotopes of protactinium
Isotopes of radium
Radium (88Ra) has no stable or nearly stable isotopes, and thus a standard atomic weight cannot be given.
See Actinide and Isotopes of radium
Isotopes of thorium
Thorium (90Th) has seven naturally occurring isotopes but none are stable.
See Actinide and Isotopes of thorium
Isotopes of uranium
Uranium (U) is a naturally occurring radioactive element that has no stable isotope.
See Actinide and Isotopes of uranium
IUPAC nomenclature of inorganic chemistry
In chemical nomenclature, the IUPAC nomenclature of inorganic chemistry is a systematic method of naming inorganic chemical compounds, as recommended by the International Union of Pure and Applied Chemistry (IUPAC).
See Actinide and IUPAC nomenclature of inorganic chemistry
Ivy Mike
Ivy Mike was the codename given to the first full-scale test of a thermonuclear device, in which part of the explosive yield comes from nuclear fusion.
Jöns Jacob Berzelius
Baron Jöns Jacob Berzelius ((20 August 1779 – 7 August 1848) was a Swedish chemist. In general, he is considered the last person to know the whole field of chemistry. Berzelius is considered, along with Robert Boyle, John Dalton, and Antoine Lavoisier, to be one of the founders of modern chemistry.
See Actinide and Jöns Jacob Berzelius
John Arnold Cranston
Dr John Arnold Cranston FRSE FRIC LLD (15 August 1891 – 25 April 1972) was a Scottish research chemist.
See Actinide and John Arnold Cranston
Journal of the American Chemical Society
The Journal of the American Chemical Society (also known as JACS) is a weekly peer-reviewed scientific journal that was established in 1879 by the American Chemical Society.
See Actinide and Journal of the American Chemical Society
Kazakhstan
Kazakhstan, officially the Republic of Kazakhstan, is a landlocked country mostly in Central Asia, with a part in Eastern Europe.
Kazimierz Fajans
Kazimierz Fajans (Kasimir Fajans in many American publications; 27 May 1887 – 18 May 1975) was a Polish American physical chemist of Polish-Jewish origin, a pioneer in the science of radioactivity and the co-discoverer of chemical element protactinium.
See Actinide and Kazimierz Fajans
Kerosene
Kerosene, or paraffin, is a combustible hydrocarbon liquid which is derived from petroleum.
Lanthanide
The lanthanide or lanthanoid series of chemical elements comprises at least the 14 metallic chemical elements with atomic numbers 57–70, from lanthanum through ytterbium. Actinide and lanthanide are periodic table.
Lanthanide contraction
The lanthanide contraction is the greater-than-expected decrease in atomic radii and ionic radii of the elements in the lanthanide series, from left to right.
See Actinide and Lanthanide contraction
Lanthanum
Lanthanum is a chemical element; it has symbol La and atomic number 57.
Lawrence Berkeley National Laboratory
Lawrence Berkeley National Laboratory (LBNL) is a federally funded research and development center in the hills of Berkeley, California, United States.
See Actinide and Lawrence Berkeley National Laboratory
Lawrencium
Lawrencium is a synthetic chemical element; it has symbol Lr (formerly Lw) and atomic number 103. Actinide and Lawrencium are actinides.
Liquid–liquid extraction
Liquid–liquid extraction, also known as solvent extraction and partitioning, is a method to separate compounds or metal complexes, based on their relative solubilities in two different immiscible liquids, usually water (polar) and an organic solvent (non-polar).
See Actinide and Liquid–liquid extraction
Lise Meitner
Lise Meitner (born Elise Meitner, 7 November 1878 – 27 October 1968) was an Austrian physicist who was instrumental in the discovery of protactinium and nuclear fission.
Liver
The liver is a major metabolic organ exclusively found in vertebrate animals, which performs many essential biological functions such as detoxification of the organism, and the synthesis of proteins and various other biochemicals necessary for digestion and growth.
Lutetium
Lutetium is a chemical element; it has symbol Lu and atomic number 71.
Lymphatic system
The lymphatic system, or lymphoid system, is an organ system in vertebrates that is part of the immune system, and complementary to the circulatory system.
See Actinide and Lymphatic system
Magnesite
Magnesite is a mineral with the chemical formula (magnesium carbonate).
Magnesium
Magnesium is a chemical element; it has symbol Mg and atomic number 12.
Major actinide
Major actinides is a term used in the nuclear power industry that refers to the isotopes of plutonium (239 Pu) uranium (235 U, 238 U) and thorium (232 Th) present in nuclear fuel, as opposed to the minor actinides neptunium, americium, curium, berkelium, and californium, including other isotopes of uranium and plutonium and other actinides. Actinide and Major actinide are actinides.
See Actinide and Major actinide
Manhattan Project
The Manhattan Project was a research and development program undertaken during World War II to produce the first nuclear weapons.
See Actinide and Manhattan Project
Marie Curie
Maria Salomea Skłodowska-Curie (7 November 1867 – 4 July 1934), known simply as Marie Curie, was a Polish and naturalised-French physicist and chemist who conducted pioneering research on radioactivity.
Martin Heinrich Klaproth
Martin Heinrich Klaproth (1 December 1743 – 1 January 1817) was a German chemist.
See Actinide and Martin Heinrich Klaproth
Mass number
The mass number (symbol A, from the German word: Atomgewicht, "atomic weight"), also called atomic mass number or nucleon number, is the total number of protons and neutrons (together known as nucleons) in an atomic nucleus.
Median lethal dose
In toxicology, the median lethal dose, LD50 (abbreviation for "lethal dose, 50%"), LC50 (lethal concentration, 50%) or LCt50 is a toxic unit that measures the lethal dose of a given substance.
See Actinide and Median lethal dose
Melting point
The melting point (or, rarely, liquefaction point) of a substance is the temperature at which it changes state from solid to liquid.
See Actinide and Melting point
Mendelevium
Mendelevium is a synthetic chemical element; it has symbol Md (formerly '''Mv''') and atomic number 101. Actinide and Mendelevium are actinides.
Metallic bonding
Metallic bonding is a type of chemical bonding that arises from the electrostatic attractive force between conduction electrons (in the form of an electron cloud of delocalized electrons) and positively charged metal ions.
See Actinide and Metallic bonding
Minor actinide
A minor actinide is an actinide, other than uranium or plutonium, found in spent nuclear fuel. Actinide and minor actinide are actinides.
See Actinide and Minor actinide
Missile
A missile is an airborne ranged weapon capable of self-propelled flight aided usually by a propellant, jet engine or rocket motor.
Molar mass
In chemistry, the molar mass (or molecular weight) of a chemical compound is defined as the ratio between the mass and the amount of substance (measured in moles) of any sample of the compound.
Monazite
Monazite is a primarily reddish-brown phosphate mineral that contains rare-earth elements.
Monoclinic crystal system
In crystallography, the monoclinic crystal system is one of the seven crystal systems.
See Actinide and Monoclinic crystal system
MOX fuel
Mixed oxide fuel, commonly referred to as MOX fuel, is nuclear fuel that contains more than one oxide of fissile material, usually consisting of plutonium blended with natural uranium, reprocessed uranium, or depleted uranium.
Namibia
Namibia, officially the Republic of Namibia, is a country in Southern Africa.
Natural environment
The natural environment or natural world encompasses all biotic and abiotic things occurring naturally, meaning in this case not artificial.
See Actinide and Natural environment
Nauka (publisher)
Nauka (lit) is a Russian publisher of academic books and journals.
See Actinide and Nauka (publisher)
Neodymium
Neodymium is a chemical element; it has symbol Nd and atomic number 60.
Neptune
Neptune is the eighth and farthest known planet from the Sun.
Neptunium
Neptunium is a chemical element; it has symbol Np and atomic number 93. Actinide and Neptunium are actinides.
Neptunium(IV) oxide
Neptunium(IV) oxide, or neptunium dioxide, is a radioactive, olive green cubic crystalline solid with the formula NpO2.
See Actinide and Neptunium(IV) oxide
Neutron
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Neutron capture
Neutron capture is a nuclear reaction in which an atomic nucleus and one or more neutrons collide and merge to form a heavier nucleus.
See Actinide and Neutron capture
Neutron moderator
In nuclear engineering, a neutron moderator is a medium that reduces the speed of fast neutrons, ideally without capturing any, leaving them as thermal neutrons with only minimal (thermal) kinetic energy.
See Actinide and Neutron moderator
Neutron temperature
The neutron detection temperature, also called the neutron energy, indicates a free neutron's kinetic energy, usually given in electron volts.
See Actinide and Neutron temperature
Niger
Niger or the Niger, officially the Republic of the Niger, is a country in West Africa.
Niobium
Niobium is a chemical element; it has symbol Nb (formerly columbium, Cb) and atomic number 41.
Nitrate
Nitrate is a polyatomic ion with the chemical formula.
Nitric acid
Nitric acid is the inorganic compound with the formula.
Nobelium
Nobelium is a synthetic chemical element; it has symbol No and atomic number 102. Actinide and Nobelium are actinides.
Non-stoichiometric compound
Non-stoichiometric compounds are chemical compounds, almost always solid inorganic compounds, having elemental composition whose proportions cannot be represented by a ratio of small natural numbers (i.e. an empirical formula); most often, in such materials, some small percentage of atoms are missing or too many atoms are packed into an otherwise perfect lattice work.
See Actinide and Non-stoichiometric compound
Norse mythology
Norse, Nordic, or Scandinavian mythology, is the body of myths belonging to the North Germanic peoples, stemming from Old Norse religion and continuing after the Christianization of Scandinavia, and into the Nordic folklore of the modern period.
See Actinide and Norse mythology
North Carolina
North Carolina is a state in the Southeastern and Mid-Atlantic regions of the United States.
See Actinide and North Carolina
Nuclear chain reaction
In nuclear physics, a nuclear chain reaction occurs when one single nuclear reaction causes an average of one or more subsequent nuclear reactions, thus leading to the possibility of a self-propagating series or "positive feedback loop" of these reactions.
See Actinide and Nuclear chain reaction
Nuclear explosion
A nuclear explosion is an explosion that occurs as a result of the rapid release of energy from a high-speed nuclear reaction.
See Actinide and Nuclear explosion
Nuclear fission
Nuclear fission is a reaction in which the nucleus of an atom splits into two or more smaller nuclei.
See Actinide and Nuclear fission
Nuclear fuel
Nuclear fuel is material used in nuclear power stations to produce heat to power turbines. Actinide and nuclear fuel are actinides.
Nuclear isomer
A nuclear isomer is a metastable state of an atomic nucleus, in which one or more nucleons (protons or neutrons) occupy excited state (higher energy) levels.
See Actinide and Nuclear isomer
Nuclear power
Nuclear power is the use of nuclear reactions to produce electricity.
See Actinide and Nuclear power
Nuclear reaction
In nuclear physics and nuclear chemistry, a nuclear reaction is a process in which two nuclei, or a nucleus and an external subatomic particle, collide to produce one or more new nuclides.
See Actinide and Nuclear reaction
Nuclear reactor
A nuclear reactor is a device used to initiate and control a fission nuclear chain reaction or nuclear fusion reactions.
See Actinide and Nuclear reactor
Nuclear transmutation
Nuclear transmutation is the conversion of one chemical element or an isotope into another chemical element.
See Actinide and Nuclear transmutation
Nuclear weapon
A nuclear weapon is an explosive device that derives its destructive force from nuclear reactions, either fission (fission bomb) or a combination of fission and fusion reactions (thermonuclear bomb), producing a nuclear explosion.
See Actinide and Nuclear weapon
Nuclear weapon design
Nuclear weapon designs are physical, chemical, and engineering arrangements that cause the physics package of a nuclear weapon to detonate.
See Actinide and Nuclear weapon design
Nuclear weapon yield
The explosive yield of a nuclear weapon is the amount of energy released such as blast, thermal, and nuclear radiation, when that particular nuclear weapon is detonated, usually expressed as a TNT equivalent (the standardized equivalent mass of trinitrotoluene which, if detonated, would produce the same energy discharge), either in kilotonnes (kt—thousands of tonnes of TNT), in megatonnes (Mt—millions of tonnes of TNT), or sometimes in terajoules (TJ).
See Actinide and Nuclear weapon yield
Nuclide
A nuclide (or nucleide, from nucleus, also known as nuclear species) is a class of atoms characterized by their number of protons, Z, their number of neutrons, N, and their nuclear energy state.
Orbital hybridisation
In chemistry, orbital hybridisation (or hybridization) is the concept of mixing atomic orbitals to form new hybrid orbitals (with different energies, shapes, etc., than the component atomic orbitals) suitable for the pairing of electrons to form chemical bonds in valence bond theory.
See Actinide and Orbital hybridisation
Organometallic chemistry
Organometallic chemistry is the study of organometallic compounds, chemical compounds containing at least one chemical bond between a carbon atom of an organic molecule and a metal, including alkali, alkaline earth, and transition metals, and sometimes broadened to include metalloids like boron, silicon, and selenium, as well.
See Actinide and Organometallic chemistry
Orthorhombic crystal system
In crystallography, the orthorhombic crystal system is one of the 7 crystal systems.
See Actinide and Orthorhombic crystal system
Oswald Helmuth Göhring
Oswald Helmuth Göhring, also known as Otto Göhring, (1889) was a German chemist who, with his teacher Kasimir Fajans, co-discovered the chemical element protactinium in 1913.
See Actinide and Oswald Helmuth Göhring
Otto Hahn
Otto Hahn (8 March 1879 – 28 July 1968) was a German chemist who was a pioneer in the fields of radioactivity and radiochemistry.
Oxalate
Oxalate (systematic IUPAC name: ethanedioate) is an anion with the chemical formula formula.
Oxidizing agent
An oxidizing agent (also known as an oxidant, oxidizer, electron recipient, or electron acceptor) is a substance in a redox chemical reaction that gains or "accepts"/"receives" an electron from a (called the,, or). In other words, an oxidizer is any substance that oxidizes another substance.
See Actinide and Oxidizing agent
Oxygen-18
Oxygen-18 (Ω) is a natural, stable isotope of oxygen and one of the environmental isotopes.
Paramagnetism
Paramagnetism is a form of magnetism whereby some materials are weakly attracted by an externally applied magnetic field, and form internal, induced magnetic fields in the direction of the applied magnetic field.
See Actinide and Paramagnetism
Particle accelerator
A particle accelerator is a machine that uses electromagnetic fields to propel charged particles to very high speeds and energies to contain them in well-defined beams.
See Actinide and Particle accelerator
Periodic table
The periodic table, also known as the periodic table of the elements, is an ordered arrangement of the chemical elements into rows ("periods") and columns ("groups").
See Actinide and Periodic table
PH
In chemistry, pH, also referred to as acidity or basicity, historically denotes "potential of hydrogen" (or "power of hydrogen").
See Actinide and PH
Phenylarsonic acid
Phenylarsonic acid is the chemical compound with the formula C6H5AsO(OH)2, commonly abbreviated PhAsO3H2.
See Actinide and Phenylarsonic acid
Philip Abelson
Philip Hauge Abelson (April 27, 1913 – August 1, 2004) was an American physicist, scientific editor and science writer.
See Actinide and Philip Abelson
Phosphate
In chemistry, a phosphate is an anion, salt, functional group or ester derived from a phosphoric acid.
Physical Review
Physical Review is a peer-reviewed scientific journal established in 1893 by Edward Nichols.
See Actinide and Physical Review
Picometre
The picometre (international spelling as used by the International Bureau of Weights and Measures; SI symbol: pm) or picometer (American spelling) is a unit of length in the International System of Units (SI), equal to, or one trillionth of a metre, which is the SI base unit of length.
Pierre Curie
Pierre Curie (15 May 1859 – 19 April 1906) was a French physicist, a pioneer in crystallography, magnetism, piezoelectricity, and radioactivity.
Planet
A planet is a large, rounded astronomical body that is generally required to be in orbit around a star, stellar remnant, or brown dwarf, and is not one itself.
Platinum
Platinum is a chemical element; it has symbol Pt and atomic number 78.
Plutonium
Plutonium is a chemical element; it has symbol Pu and atomic number 94. Actinide and Plutonium are actinides.
Plutonium(III) chloride
Plutonium(III) chloride is a chemical compound with the formula PuCl3.
See Actinide and Plutonium(III) chloride
Plutonium(IV) oxide
Plutonium(IV) oxide, or plutonia, is a chemical compound with the formula PuO2.
See Actinide and Plutonium(IV) oxide
Plutonium-238
Plutonium-238 (238Pu or Pu-238) is a radioactive isotope of plutonium that has a half-life of 87.7 years.
See Actinide and Plutonium-238
Plutonium-239
Plutonium-239 (239Pu or Pu-239) is an isotope of plutonium. Actinide and plutonium-239 are actinides.
See Actinide and Plutonium-239
Polyelectrolyte
Polyelectrolytes are polymers whose repeating units bear an electrolyte group.
See Actinide and Polyelectrolyte
Polymerization
In polymer chemistry, polymerization (American English), or polymerisation (British English), is a process of reacting monomer molecules together in a chemical reaction to form polymer chains or three-dimensional networks.
See Actinide and Polymerization
Positron emission
Positron emission, beta plus decay, or β+ decay is a subtype of radioactive decay called beta decay, in which a proton inside a radionuclide nucleus is converted into a neutron while releasing a positron and an electron neutrino.
See Actinide and Positron emission
Potassium
Potassium is a chemical element; it has symbol K (from Neo-Latin kalium) and atomic number19.
Praseodymium
Praseodymium is a chemical element; it has symbol Pr and the atomic number 59.
Primordial nuclide
In geochemistry, geophysics and nuclear physics, primordial nuclides, also known as primordial isotopes, are nuclides found on Earth that have existed in their current form since before Earth was formed.
See Actinide and Primordial nuclide
Promethium
Promethium is a chemical element; it has symbol Pm and atomic number 61.
Protactinium
Protactinium is a chemical element; it has symbol Pa and atomic number 91. Actinide and Protactinium are actinides.
Protactinium(IV) oxide
Protactinium(IV) oxide is a chemical compound with the formula PaO2.
See Actinide and Protactinium(IV) oxide
Pyrophoricity
A substance is pyrophoric (from πυροφόρος, pyrophoros, 'fire-bearing') if it ignites spontaneously in air at or below (for gases) or within 5 minutes after coming into contact with air (for liquids and solids).
See Actinide and Pyrophoricity
Pyrophosphate
In chemistry, pyrophosphates are phosphorus oxyanions that contain two phosphorus atoms in a linkage.
See Actinide and Pyrophosphate
Radioactive decay
Radioactive decay (also known as nuclear decay, radioactivity, radioactive disintegration, or nuclear disintegration) is the process by which an unstable atomic nucleus loses energy by radiation.
See Actinide and Radioactive decay
Radium
Radium is a chemical element; it has symbol Ra and atomic number 88.
Ralph A. James
Ralph Arthur James (23 September 1920 in Salt Lake City, Utah – 24 February 1973 in Alamo, California) was an American chemist at the University of Chicago who co-discovered the elements curium (1944) and americium (1944–1945).
See Actinide and Ralph A. James
Rare-earth element
The rare-earth elements (REE), also called the rare-earth metals or rare earths or, in context, rare-earth oxides, and sometimes the lanthanides (although scandium and yttrium, which do not belong to this series, are usually included as rare earths), are a set of 17 nearly indistinguishable lustrous silvery-white soft heavy metals.
See Actinide and Rare-earth element
Redox
Redox (reduction–oxidation or oxidation–reduction) is a type of chemical reaction in which the oxidation states of the reactants change.
Royal Society of Chemistry
The Royal Society of Chemistry (RSC) is a learned society and professional association in the United Kingdom with the goal of "advancing the chemical sciences".
See Actinide and Royal Society of Chemistry
Russia
Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia.
Rutherfordium
Rutherfordium is a synthetic chemical element; it has symbol Rf and atomic number 104.
See Actinide and Rutherfordium
Samarium
Samarium is a chemical element; it has symbol Sm and atomic number 62.
Semantics
Semantics is the study of linguistic meaning.
Skeleton
A skeleton is the structural frame that supports the body of most animals.
Smoke detector
A smoke detector is a device that senses smoke, typically as an indicator of fire.
See Actinide and Smoke detector
Sodium carbonate
Sodium carbonate (also known as washing soda, soda ash and soda crystals) is the inorganic compound with the formula and its various hydrates.
See Actinide and Sodium carbonate
Sodium diuranate
Sodium diuranate, also known as the yellow oxide of uranium, is an inorganic chemical compound with the chemical formula.
See Actinide and Sodium diuranate
Sodium hydroxide
Sodium hydroxide, also known as lye and caustic soda, is an inorganic compound with the formula.
See Actinide and Sodium hydroxide
Space group
In mathematics, physics and chemistry, a space group is the symmetry group of a repeating pattern in space, usually in three dimensions.
Spontaneous fission
Spontaneous fission (SF) is a form of radioactive decay in which a heavy atomic nucleus splits into two or more lighter nuclei.
See Actinide and Spontaneous fission
Stanley Gerald Thompson
Stanley Gerald Thompson (1912–1976) was an American chemist.
See Actinide and Stanley Gerald Thompson
Sublimation (phase transition)
Sublimation is the transition of a substance directly from the solid to the gas state, without passing through the liquid state.
See Actinide and Sublimation (phase transition)
Sulfate
The sulfate or sulphate ion is a polyatomic anion with the empirical formula.
Sulfuric acid
Sulfuric acid (American spelling and the preferred IUPAC name) or sulphuric acid (Commonwealth spelling), known in antiquity as oil of vitriol, is a mineral acid composed of the elements sulfur, oxygen, and hydrogen, with the molecular formula.
See Actinide and Sulfuric acid
Synthetic element
A synthetic element is one of 24 known chemical elements that do not occur naturally on Earth: they have been created by human manipulation of fundamental particles in a nuclear reactor, a particle accelerator, or the explosion of an atomic bomb; thus, they are called "synthetic", "artificial", or "man-made".
See Actinide and Synthetic element
Tantalum
Tantalum is a chemical element; it has symbol Ta and atomic number 73.
Terbium
Terbium is a chemical element; it has the symbol Tb and atomic number 65.
Tetragonal crystal system
In crystallography, the tetragonal crystal system is one of the 7 crystal systems.
See Actinide and Tetragonal crystal system
Thermal-neutron reactor
A thermal-neutron reactor is a nuclear reactor that uses slow or thermal neutrons.
See Actinide and Thermal-neutron reactor
Thermonuclear weapon
A thermonuclear weapon, fusion weapon or hydrogen bomb (H bomb) is a second-generation nuclear weapon design.
See Actinide and Thermonuclear weapon
Thermopile
A thermopile is an electronic device that converts thermal energy into electrical energy.
Thiocyanate
Thiocyanates are salts containing the thiocyanate anion (also known as rhodanide or rhodanate).
Thor
Thor (from Þórr) is a prominent god in Germanic paganism.
Thorianite
Thorianite is a rare thorium oxide mineral, ThO2.
Thorite
Thorite, (Th,U)SiO4, is a rare nesosilicate of thorium that crystallizes in the tetragonal system and is isomorphous with zircon and hafnon.
Thorium
Thorium is a chemical element. Actinide and Thorium are actinides.
Thorium dioxide
Thorium dioxide (ThO2), also called thorium(IV) oxide, is a crystalline solid, often white or yellow in colour.
See Actinide and Thorium dioxide
Thorium fuel cycle
The thorium fuel cycle is a nuclear fuel cycle that uses an isotope of thorium,, as the fertile material. Actinide and thorium fuel cycle are actinides.
See Actinide and Thorium fuel cycle
Thorium(IV) chloride
Thorium(IV) chloride describes a family of inorganic compounds with the formula ThCl4(H2O)n.
See Actinide and Thorium(IV) chloride
Thorium(IV) fluoride
Thorium(IV) fluoride (ThF4) is an inorganic chemical compound.
See Actinide and Thorium(IV) fluoride
Thorium(IV) hydroxide
Thorium(IV) hydroxide is an inorganic compound with a chemical formula Th(OH)4.
See Actinide and Thorium(IV) hydroxide
Thorium(IV) nitrate
Thorium(IV) nitrate is a chemical compound, a salt of thorium and nitric acid with the formula Th(NO3)4.
See Actinide and Thorium(IV) nitrate
Thorium-232
Thorium-232 is the main naturally occurring isotope of thorium, with a relative abundance of 99.98%. Actinide and thorium-232 are actinides.
Thulium
Thulium is a chemical element; it has symbol Tm and atomic number 69.
Titanium
Titanium is a chemical element; it has symbol Ti and atomic number 22.
TNT
Trinitrotoluene, more commonly known as TNT (and more specifically 2,4,6-trinitrotoluene), and by its preferred IUPAC name 2-methyl-1,3,5-trinitrobenzene, is a chemical compound with the formula C6H2(NO2)3CH3.
See Actinide and TNT
Tonne
The tonne (or; symbol: t) is a unit of mass equal to 1,000 kilograms.
Transition metal
In chemistry, a transition metal (or transition element) is a chemical element in the d-block of the periodic table (groups 3 to 12), though the elements of group 12 (and less often group 3) are sometimes excluded. Actinide and transition metal are periodic table.
See Actinide and Transition metal
Transuranium element
The transuranium elements (also known as transuranic elements) are the chemical elements with atomic numbers greater than 92, which is the atomic number of uranium.
See Actinide and Transuranium element
Tributyl phosphate
Tributyl phosphate, known commonly as TBP, is an organophosphorus compound with the chemical formula (CH3CH2CH2CH2O)3PO.
See Actinide and Tributyl phosphate
Triuranium octoxide
Triuranium octoxide (U3O8) is a compound of uranium.
See Actinide and Triuranium octoxide
Tungsten
Tungsten (also called wolfram) is a chemical element; it has symbol W and atomic number 74.
Underground nuclear weapons testing
Underground nuclear testing is the test detonation of nuclear weapons that is performed underground.
See Actinide and Underground nuclear weapons testing
Uranate
A uranate is a ternary oxide involving the element uranium in one of the oxidation states 4, 5 or 6.
Uraninite
Uraninite, also known as pitchblende, is a radioactive, uranium-rich mineral and ore with a chemical composition that is largely UO2 but because of oxidation typically contains variable proportions of U3O8.
Uranium
Uranium is a chemical element; it has symbol U and atomic number 92. Actinide and Uranium are actinides.
Uranium carbide
Uranium carbide, a carbide of uranium, is a hard refractory ceramic material.
See Actinide and Uranium carbide
Uranium dioxide
Uranium dioxide or uranium(IV) oxide, also known as urania or uranous oxide, is an oxide of uranium, and is a black, radioactive, crystalline powder that naturally occurs in the mineral uraninite.
See Actinide and Uranium dioxide
Uranium hexachloride
Uranium hexachloride is an inorganic chemical compound of uranium in the +6 oxidation state.
See Actinide and Uranium hexachloride
Uranium hexafluoride
Uranium hexafluoride, sometimes called hex, is an inorganic compound with the formula. Uranium hexafluoride is a volatile and toxic white solid that reacts with water, releasing corrosive hydrofluoric acid. The compound reacts mildly with aluminium, forming a thin surface layer of AlF3 that resists any further reaction from the compound.
See Actinide and Uranium hexafluoride
Uranium ore
Uranium ore deposits are economically recoverable concentrations of uranium within Earth's crust.
Uranium pentachloride
Uranium pentachloride is an inorganic chemical compound composed of uranium in the +5 oxidation state and five chlorine atoms.
See Actinide and Uranium pentachloride
Uranium tetrachloride
Uranium tetrachloride is an inorganic compound, a salt of uranium and chlorine, with the formula UCl4.
See Actinide and Uranium tetrachloride
Uranium tetrafluoride
Uranium tetrafluoride is the inorganic compound with the formula UF4.
See Actinide and Uranium tetrafluoride
Uranium trioxide
Uranium trioxide (UO3), also called uranyl oxide, uranium(VI) oxide, and uranic oxide, is the hexavalent oxide of uranium.
See Actinide and Uranium trioxide
Uranium(IV) sulfate
Uranium(IV) sulfate (U(SO4)2) is a water-soluble salt of uranium.
See Actinide and Uranium(IV) sulfate
Uranium-233
Uranium-233 (233U or U-233) is a fissile isotope of uranium that is bred from thorium-232 as part of the thorium fuel cycle. Actinide and uranium-233 are actinides.
Uranium-234
Uranium-234 (234U or U-234) is an isotope of uranium. Actinide and uranium-234 are actinides.
Uranium-235
Uranium-235 (235U or U-235) is an isotope of uranium making up about 0.72% of natural uranium. Actinide and uranium-235 are actinides.
Uranium-238
Uranium-238 (238U or U-238) is the most common isotope of uranium found in nature, with a relative abundance of 99%. Actinide and uranium-238 are actinides.
Uranus
Uranus is the seventh planet from the Sun.
Uranyl
The uranyl ion is an oxycation of uranium in the oxidation state +6, with the chemical formula.
Uranyl carbonate
Uranyl carbonate refers to the inorganic compound with the formula UO2CO3.
See Actinide and Uranyl carbonate
Uranyl hydroxide
Uranyl hydroxide is a hydroxide of uranium with the chemical formula UO2(OH)2 in the monomeric form and (UO2)2(OH)4 in the dimeric; both forms may exist in normal aqueous media.
See Actinide and Uranyl hydroxide
Uranyl nitrate
Uranyl nitrate is a water-soluble yellow uranium salt with the formula.
See Actinide and Uranyl nitrate
Uranyl peroxide
Uranyl peroxide or uranium peroxide hydrate (UO4·nH2O) is a pale-yellow, soluble peroxide of uranium.
See Actinide and Uranyl peroxide
Valence (chemistry)
In chemistry, the valence (US spelling) or valency (British spelling) of an atom is a measure of its combining capacity with other atoms when it forms chemical compounds or molecules.
See Actinide and Valence (chemistry)
Van Arkel–de Boer process
The van Arkel–de Boer process, also known as the iodide process or crystal-bar process, was the first industrial process for the commercial production of pure ductile titanium, zirconium and some other metals.
See Actinide and Van Arkel–de Boer process
Victor Goldschmidt
Victor Moritz Goldschmidt (27 January 1888 – 20 March 1947) was a Norwegian mineralogist considered (together with Vladimir Vernadsky) to be the founder of modern geochemistry and crystal chemistry, developer of the Goldschmidt Classification of elements.
See Actinide and Victor Goldschmidt
William Crookes
Sir William Crookes (17 June 1832 – 4 April 1919) was a British chemist and physicist who attended the Royal College of Chemistry, now part of Imperial College London, and worked on spectroscopy.
See Actinide and William Crookes
Yellowcake
Yellowcake (also called urania) is a type of powdered uranium concentrate obtained from leach solutions, in an intermediate step in the processing of uranium ores.
Ytterbium
Ytterbium is a chemical element; it has symbol Yb and atomic number 70.
Ytterby
Ytterby is a village on the Swedish island of Resarö, in Vaxholm Municipality in the Stockholm archipelago.
Zinc
Zinc is a chemical element with the symbol Zn and atomic number 30.
Zirconium
Zirconium is a chemical element; it has symbol Zr and atomic number 40.
See also
Actinides
- Actinide
- Actinide chemistry
- Actinide concept
- Actinides in the environment
- Actinium
- Advanced reprocessing of spent nuclear fuel
- Americium
- Berkelium
- Bohemium
- Californium
- Colloid-facilitated transport
- Curium
- Eigencolloid
- Einsteinium
- Fermium
- Lawrencium
- Major actinide
- Mendelevium
- Metallotolerants
- Minor actinide
- Neptunium
- Nobelium
- Nuclear fuel
- Organoactinide compounds
- Plutonium
- Plutonium-239
- Plutonium-240
- Plutonium-241
- Plutonium-242
- Plutonium-244
- Post Irradiation Examination
- Protactinium
- Thorium
- Thorium fuel cycle
- Thorium-232
- Uranium
- Uranium-232
- Uranium-233
- Uranium-234
- Uranium-235
- Uranium-236
- Uranium-238
Periodic table
- Actinide
- Actinide concept
- Alkali metal
- Alkaline earth metal
- Allotropes
- Block (periodic table)
- Boron group
- Chalcogen
- Chemical elements in East Asian languages
- Continent of stability
- Diagonal relationship
- Dividing line between metals and nonmetals
- Extended periodic table
- Goldschmidt classification
- Group (periodic table)
- History of the periodic table
- IUPAC/IUPAP Joint Working Party
- Island of stability
- Kainosymmetry
- Lanthanide
- List of aqueous ions by element
- List of chemical elements named after places
- Magic number (physics)
- Metalloid
- Nonmetal
- Nonmetallic material
- Period (periodic table)
- Periodic table
- Periodic table (crystal structure)
- Periodic table (electron configurations)
- Plum pudding model
- Pnictogen
- Relative atomic mass
- Standard atomic weight
- Systematic element name
- Transition metal
- Types of periodic tables
- Whole number rule
References
Also known as Actinide Element, Actinide Series, Actinide elements, Actinide metal, Actinides, Actinoid, Actinoid elements, Actinoid series elements, Actinoids, Radioactive rare earth element.
, Calcium, Calcium fluoride, Californium, Carbide, Carbon, Carbonate, Carnotite, CAS Registry Number, Catalysis, Cerium, Chalcogen, Chemical compound, Chemical element, Chemical formula, Chloride, Cold War, Colorado, Commission on Isotopic Abundances and Atomic Weights, Coordination complex, Coordination number, Corrosion, Critical mass, Crystal structure, Cubic crystal system, Curie (unit), Curium, Curium(III) hydroxide, Curium(IV) fluoride, Curium(IV) oxide, Cyclotron, Decay chain, Density, Deuterium, Discovery of chemical elements, Distillation, Dmitri Mendeleev, Dolomite (mineral), Dysprosium, Edwin McMillan, Einsteinium, Electrical resistivity and conductivity, Electrolysis, Electron, Electron capture, Electron emission, Electron shell, Enrico Fermi, Erbium, Eugène-Melchior Péligot, Europium, Fat Man, Fergusonite, Fermium, Fluoride, Frederick Soddy, Friedrich Oskar Giesel, Friedrich Wöhler, Gadolinium, Galileo (spacecraft), Gamma ray, Gas centrifuge, Gas mantle, Gaseous diffusion, Generation II reactor, Georgy Flyorov, Glenn T. Seaborg, Graphite, Greek language, Gregory Robert Choppin, Group 6 element, Hafnium, Half-life, Halide, Halogen, Hanford Site, Hexagonal crystal family, Holmium, Homologous series, HSAB theory, Hydrazine, Hydrochloric acid, Hydrofluoric acid, Hydrogen, Hydrogen cyanide, Hydrogen peroxide, Hydroxide, Hypophosphoric acid, Intermetallic, International Union of Pure and Applied Chemistry, Iodate, Iodide, Ion, Ionic radius, Ionization chamber, Iron(II) sulfate, Isotope, Isotopes of actinium, Isotopes of americium, Isotopes of berkelium, Isotopes of californium, Isotopes of curium, Isotopes of einsteinium, Isotopes of fermium, Isotopes of lawrencium, Isotopes of mendelevium, Isotopes of neon, Isotopes of neptunium, Isotopes of nitrogen, Isotopes of nobelium, Isotopes of plutonium, Isotopes of protactinium, Isotopes of radium, Isotopes of thorium, Isotopes of uranium, IUPAC nomenclature of inorganic chemistry, Ivy Mike, Jöns Jacob Berzelius, John Arnold Cranston, Journal of the American Chemical Society, Kazakhstan, Kazimierz Fajans, Kerosene, Lanthanide, Lanthanide contraction, Lanthanum, Lawrence Berkeley National Laboratory, Lawrencium, Liquid–liquid extraction, Lise Meitner, Liver, Lutetium, Lymphatic system, Magnesite, Magnesium, Major actinide, Manhattan Project, Marie Curie, Martin Heinrich Klaproth, Mass number, Median lethal dose, Melting point, Mendelevium, Metallic bonding, Minor actinide, Missile, Molar mass, Monazite, Monoclinic crystal system, MOX fuel, Namibia, Natural environment, Nauka (publisher), Neodymium, Neptune, Neptunium, Neptunium(IV) oxide, Neutron, Neutron capture, Neutron moderator, Neutron temperature, Niger, Niobium, Nitrate, Nitric acid, Nobelium, Non-stoichiometric compound, Norse mythology, North Carolina, Nuclear chain reaction, Nuclear explosion, Nuclear fission, Nuclear fuel, Nuclear isomer, Nuclear power, Nuclear reaction, Nuclear reactor, Nuclear transmutation, Nuclear weapon, Nuclear weapon design, Nuclear weapon yield, Nuclide, Orbital hybridisation, Organometallic chemistry, Orthorhombic crystal system, Oswald Helmuth Göhring, Otto Hahn, Oxalate, Oxidizing agent, Oxygen-18, Paramagnetism, Particle accelerator, Periodic table, PH, Phenylarsonic acid, Philip Abelson, Phosphate, Physical Review, Picometre, Pierre Curie, Planet, Platinum, Plutonium, Plutonium(III) chloride, Plutonium(IV) oxide, Plutonium-238, Plutonium-239, Polyelectrolyte, Polymerization, Positron emission, Potassium, Praseodymium, Primordial nuclide, Promethium, Protactinium, Protactinium(IV) oxide, Pyrophoricity, Pyrophosphate, Radioactive decay, Radium, Ralph A. James, Rare-earth element, Redox, Royal Society of Chemistry, Russia, Rutherfordium, Samarium, Semantics, Skeleton, Smoke detector, Sodium carbonate, Sodium diuranate, Sodium hydroxide, Space group, Spontaneous fission, Stanley Gerald Thompson, Sublimation (phase transition), Sulfate, Sulfuric acid, Synthetic element, Tantalum, Terbium, Tetragonal crystal system, Thermal-neutron reactor, Thermonuclear weapon, Thermopile, Thiocyanate, Thor, Thorianite, Thorite, Thorium, Thorium dioxide, Thorium fuel cycle, Thorium(IV) chloride, Thorium(IV) fluoride, Thorium(IV) hydroxide, Thorium(IV) nitrate, Thorium-232, Thulium, Titanium, TNT, Tonne, Transition metal, Transuranium element, Tributyl phosphate, Triuranium octoxide, Tungsten, Underground nuclear weapons testing, Uranate, Uraninite, Uranium, Uranium carbide, Uranium dioxide, Uranium hexachloride, Uranium hexafluoride, Uranium ore, Uranium pentachloride, Uranium tetrachloride, Uranium tetrafluoride, Uranium trioxide, Uranium(IV) sulfate, Uranium-233, Uranium-234, Uranium-235, Uranium-238, Uranus, Uranyl, Uranyl carbonate, Uranyl hydroxide, Uranyl nitrate, Uranyl peroxide, Valence (chemistry), Van Arkel–de Boer process, Victor Goldschmidt, William Crookes, Yellowcake, Ytterbium, Ytterby, Zinc, Zirconium.