54 relations: Alkali metal, Astatine, Atom, Beilstein test, Binary phase, Bromide, Bromomethane, Calcium chloride, Chemical element, Chloride, Chlorine fluoride, Color rendering index, Copper(II) chloride, Electronegativity, Energy conversion efficiency, Fluoride, Greenhouse, Halide minerals, Halite, Halocarbon, Halogen, High-intensity discharge lamp, Hydrogen chloride, Hydrogen halide, Iodide, Iodoform, Ion, Ionic bonding, Lithium chloride, Mercury-vapor lamp, Metal-halide lamp, Orange (colour), Organic chemistry, Photographic film, Photographic paper, Photographic processing, Potassium bromide, Potassium chloride, Potassium iodide, Precipitation (chemistry), Radical (chemistry), Salinity, Salt (chemistry), Silver bromide, Silver chloride, Silver halide, Silver iodide, Silver nitrate, Silver(I) fluoride, Sodium chloride, ..., Sodium-vapor lamp, Street light, Sunlight, Tennessine. Expand index (4 more) » « Shrink index
The alkali metals are a group (column) in the periodic table consisting of the chemical elements lithium (Li), sodium (Na), potassium (K),The symbols Na and K for sodium and potassium are derived from their Latin names, natrium and kalium; these are still the names for the elements in some languages, such as German and Russian.
Astatine is a radioactive chemical element with symbol At and atomic number 85.
An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element.
The Beilstein test is a simple qualitative chemical test for halides.
In materials chemistry, a binary phase is chemical compound containing two different elements.
A bromide is a chemical compound containing a bromide ion or ligand.
Bromomethane, commonly known as methyl bromide, is an organobromine compound with formula CH3Br.
Calcium chloride is an inorganic compound, a salt with the chemical formula CaCl2.
A chemical element is a species of atoms having the same number of protons in their atomic nuclei (that is, the same atomic number, or Z).
The chloride ion is the anion (negatively charged ion) Cl−.
A chlorine fluoride is an interhalogen compound containing only chlorine and fluorine.
A color rendering index (CRI) is a quantitative measure of the ability of a light source to reveal the colors of various objects faithfully in comparison with an ideal or natural light source.
Copper(II) chloride is the chemical compound with the chemical formula CuCl2.
Electronegativity, symbol ''χ'', is a chemical property that describes the tendency of an atom to attract a shared pair of electrons (or electron density) towards itself.
Energy conversion efficiency (η) is the ratio between the useful output of an energy conversion machine and the input, in energy terms.
A greenhouse (also called a glasshouse) is a structure with walls and roof made mainly of transparent material, such as glass, in which plants requiring regulated climatic conditions are grown.
The halide mineral class include those minerals with a dominant halide anion (F−, Cl−, Br− and I−).
Halite, commonly known as rock salt, is a type of salt, the mineral (natural) form of sodium chloride (NaCl).
Halocarbon compounds are chemicals in which one or more carbon atoms are linked by covalent bonds with one or more halogen atoms (fluorine, chlorine, bromine or iodine –) resulting in the formation of organofluorine compounds, organochlorine compounds, organobromine compounds, and organoiodine compounds.
The halogens are a group in the periodic table consisting of five chemically related elements: fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At).
High-intensity discharge lamps (HID lamps) are a type of electrical gas-discharge lamp which produces light by means of an electric arc between tungsten electrodes housed inside a translucent or transparent fused quartz or fused alumina arc tube.
The compound hydrogen chloride has the chemical formula and as such is a hydrogen halide.
Hydrogen halides are diatomic inorganic compounds with the formula HX where X is one of the halogens: fluorine, chlorine, bromine, iodine, or astatine.
An iodide ion is the ion I−.
Iodoform is the organoiodine compound with the formula CHI3.
An ion is an atom or molecule that has a non-zero net electrical charge (its total number of electrons is not equal to its total number of protons).
Ionic bonding is a type of chemical bonding that involves the electrostatic attraction between oppositely charged ions, and is the primary interaction occurring in ionic compounds.
Lithium chloride is a chemical compound with the formula LiCl.
A mercury-vapor lamp is a gas discharge lamp that uses an electric arc through vaporized mercury to produce light.
A metal-halide lamp is an electrical lamp that produces light by an electric arc through a gaseous mixture of vaporized mercury and metal halides (compounds of metals with bromine or iodine).
Orange is the colour between yellow and red on the spectrum of visible light.
Organic chemistry is a chemistry subdiscipline involving the scientific study of the structure, properties, and reactions of organic compounds and organic materials, i.e., matter in its various forms that contain carbon atoms.
Photographic film is a strip or sheet of transparent plastic film base coated on one side with a gelatin emulsion containing microscopically small light-sensitive silver halide crystals.
Photographic paper is a paper coated with a light-sensitive chemical formula, used for making photographic prints.
Photographic processing or development is the chemical means by which photographic film or paper is treated after photographic exposure to produce a negative or positive image.
Potassium bromide (KBr) is a salt, widely used as an anticonvulsant and a sedative in the late 19th and early 20th centuries, with over-the-counter use extending to 1975 in the US.
Potassium chloride (KCl) is a metal halide salt composed of potassium and chlorine.
Potassium iodide is a chemical compound, medication, and dietary supplement.
Precipitation is the creation of a solid from a solution.
In chemistry, a radical (more precisely, a free radical) is an atom, molecule, or ion that has an unpaired valence electron.
Salinity is the saltiness or amount of salt dissolved in a body of water (see also soil salinity).
In chemistry, a salt is an ionic compound that can be formed by the neutralization reaction of an acid and a base.
Silver bromide (AgBr), a soft, pale-yellow, water-insoluble salt well known (along with other silver halides) for its unusual sensitivity to light.
Silver chloride is a chemical compound with the chemical formula AgCl.
A silver halide (or silver salt) is one of the chemical compounds that can form between the element silver and one of the halogens.
Silver iodide is an inorganic compound with the formula AgI. The compound is a bright yellow solid, but samples almost always contain impurities of metallic silver that give a gray coloration. The silver contamination arises because AgI is highly photosensitive. This property is exploited in silver-based photography. Silver iodide is also used as an antiseptic and in cloud seeding.
Silver nitrate is an inorganic compound with chemical formula.
Silver(I) fluoride is the inorganic compound with the formula AgF.
Sodium chloride, also known as salt, is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions.
A sodium-vapor lamp is a gas-discharge lamp that uses sodium in an excited state to produce light at a characteristic wavelength near 589 nm.
A street light, light pole, lamppost, street lamp, light standard, or lamp standard is a raised source of light on the edge of a road or path.
Sunlight is a portion of the electromagnetic radiation given off by the Sun, in particular infrared, visible, and ultraviolet light.
Tennessine is a synthetic chemical element with symbol Ts and atomic number 117.