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Electrode potential

Index Electrode potential

Electrode potential, E, in chemistry or electrochemistry, according to a IUPAC definition, is the electromotive force of a cell built of two electrodes. [1]

62 relations: Absolute electrode potential, Anode, Anodic protection, Arsenate, Baghdad Battery, Biological photovoltaics, Butler–Volmer equation, Cathode, Cathodic protection, Cell potential, Charge transfer coefficient, Chloramine, Chrome plating, Copper in architecture, Copper–copper(II) sulfate electrode, Corrosion, Corrosion in ballast tanks, Decomposition potential, E (disambiguation), ECP, Electric potential, Electrocapillarity, Electrochemical cell, Electrochemical gradient, Electrochemical potential, Electrochemistry, Electrolysis, Fermium, Galvani potential, Galvanic cell, Galvanic corrosion, Galvanic series, Gas diffusion electrode, Gibbs free energy, Glossary of chemistry terms, Half-reaction, Index of chemistry articles, Lead dioxide, Leuco dye, Lithium, Mercury (element), Mixed potential theory, Nernst equation, Peroxymonosulfuric acid, Point of zero charge, Polymer electrolyte membrane electrolysis, Potassium hypomanganate, Potential, Protein film voltammetry, Quinhydrone electrode, ..., Red plague (corrosion), Redox, Redox indicator, Reference electrode, Rust, Standard electrode potential, Standard electrode potential (data page), Supporting electrolyte, Telluric acid, Titration, Volta potential, Working electrode. Expand index (12 more) »

Absolute electrode potential

Absolute electrode potential, in electrochemistry, according to an IUPAC definition, is the electrode potential of a metal measured with respect to a universal reference system (without any additional metal–solution interface).

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Anode

An anode is an electrode through which the conventional current enters into a polarized electrical device.

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Anodic protection

Anodic protection (AP) is a technique to control the corrosion of a metal surface by making it the anode of an electrochemical cell and controlling the electrode potential in a zone where the metal is passive.

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Arsenate

The arsenate ion is.

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Baghdad Battery

The Baghdad Battery or Parthian Battery is a set of three artifacts which were found together: a ceramic pot, a tube of copper, and a rod of iron.

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Biological photovoltaics

Biological photovoltaics (BPV) is an energy-generating technology which uses oxygenic photoautotrophic organisms, or fractions thereof, to harvest light energy and produce electrical power.

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Butler–Volmer equation

The Butler–Volmer equation (named after John Alfred Valentine Butler and Max Volmer), also known as Erdey-Grúz–Volmer equation, is one of the most fundamental relationships in electrochemical kinetics.

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Cathode

A cathode is the electrode from which a conventional current leaves a polarized electrical device.

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Cathodic protection

Cathodic protection (CP) is a technique used to control the corrosion of a metal surface by making it the cathode of an electrochemical cell.

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Cell potential

Cell potential may refer to.

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Charge transfer coefficient

Charge transfer coefficient, and symmetry factor (symbols α and β, respectively) are two related parameters used in description of the kinetics of electrochemical reactions.

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Chloramine

Chloramines are derivatives of ammonia by substitution of one, two or three hydrogen atoms with chlorine atoms: monochloramine (chloroamine, NH2Cl), dichloramine (NHCl2), and nitrogen trichloride (NCl3).

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Chrome plating

Chrome plating (less commonly chromium plating), often referred to simply as chrome, is a technique of electroplating a thin layer of chromium onto a metal object.

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Copper in architecture

Copper has earned a respected place in the related fields of architecture, building construction, and interior design.

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Copper–copper(II) sulfate electrode

The copper–copper(II) sulfate electrode is a reference electrode of the first kind, based on the redox reaction with participation of the metal (copper) and its salt, copper(II) sulfate.

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Corrosion

Corrosion is a natural process, which converts a refined metal to a more chemically-stable form, such as its oxide, hydroxide, or sulfide.

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Corrosion in ballast tanks

Corrosion in Ballast Tanks is the deterioration process where the surface of a ballast tank progresses from microblistering, to hydroscaletric electration, and finally to cracking of the tank steel itself.

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Decomposition potential

Decomposition potential or Decomposition voltage, in electrochemistry, refers to the minimum voltage (difference in electrode potential) between anode and cathode of an electrolytic cell that is needed for electrolysis to occur.

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E (disambiguation)

E is the fifth letter of the Latin alphabet.

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ECP

ECP may refer to.

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Electric potential

An electric potential (also called the electric field potential, potential drop or the electrostatic potential) is the amount of work needed to move a unit positive charge from a reference point to a specific point inside the field without producing any acceleration.

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Electrocapillarity

Electrocapillarity or electrocapillary phenomena are the phenomena related to changes in the surface energy (or interfacial tension) of the dropping mercury electrode (DME) as the electrode potential changes or the electrolytic solution composition and concentration change.

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Electrochemical cell

An electrochemical cell (EC) is a device capable of either generating electrical energy from chemical reactions or using electrical energy to cause chemical reactions.

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Electrochemical gradient

An electrochemical gradient is a gradient of electrochemical potential, usually for an ion that can move across a membrane.

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Electrochemical potential

In electrochemistry, the electrochemical potential,, sometimes abbreviated to ECP, is a thermodynamic measure of chemical potential that does not omit the energy contribution of electrostatics.

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Electrochemistry

Electrochemistry is the branch of physical chemistry that studies the relationship between electricity, as a measurable and quantitative phenomenon, and identifiable chemical change, with either electricity considered an outcome of a particular chemical change or vice versa.

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Electrolysis

In chemistry and manufacturing, electrolysis is a technique that uses a direct electric current (DC) to drive an otherwise non-spontaneous chemical reaction.

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Fermium

Fermium is a synthetic element with symbol Fm and atomic number 100.

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Galvani potential

Galvani potential (also called Galvani potential difference, or inner potential difference, Δφ, delta phi) in electrochemistry, is the electric potential difference between two points in the bulk of two phases.

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Galvanic cell

A galvanic cell, or voltaic cell, named after Luigi Galvani, or Alessandro Volta respectively, is an electrochemical cell that derives electrical energy from spontaneous redox reactions taking place within the cell.

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Galvanic corrosion

Galvanic corrosion (also called bimetallic corrosion) is an electrochemical process in which one metal corrodes preferentially when it is in electrical contact with another, in the presence of an electrolyte.

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Galvanic series

The galvanic series (or electropotential series) determines the nobility of metals and semi-metals.

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Gas diffusion electrode

Gas diffusion electrodes (GDE) are electrodes with a conjunction of a solid, liquid and gaseous interface, and an electrical conducting catalyst supporting an electrochemical reaction between the liquid and the gaseous phase.

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Gibbs free energy

In thermodynamics, the Gibbs free energy (IUPAC recommended name: Gibbs energy or Gibbs function; also known as free enthalpy to distinguish it from Helmholtz free energy) is a thermodynamic potential that can be used to calculate the maximum of reversible work that may be performed by a thermodynamic system at a constant temperature and pressure (isothermal, isobaric).

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Glossary of chemistry terms

Most of the terms listed in Wikipedia glossaries are already defined and explained within Wikipedia itself.

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Half-reaction

A half reaction is either the oxidation or reduction reaction component of a redox reaction.

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Index of chemistry articles

Chemistry (from Egyptian kēme (chem), meaning "earth") is the physical science concerned with the composition, structure, and properties of matter, as well as the changes it undergoes during chemical reactions.

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Lead dioxide

Lead(IV) oxide, commonly called lead dioxide or plumbic oxide or anhydrous plumbic acid (sometimes wrongly called lead peroxide) is a chemical compound with the formula PbO2.

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Leuco dye

A leuco dye (from the Greek λευκός leukos: white) is a dye which can switch between two chemical forms; one of which is colorless.

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Lithium

Lithium (from lit) is a chemical element with symbol Li and atomic number 3.

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Mercury (element)

Mercury is a chemical element with symbol Hg and atomic number 80.

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Mixed potential theory

Mixed potential theory is a theory used in electrochemistry that relates the potentials and currents from differing constituents to come up with a 'weighted' potential at zero net current.

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Nernst equation

In electrochemistry, the Nernst equation is an equation that relates the reduction potential of an electrochemical reaction (half-cell or full cell reaction) to the standard electrode potential, temperature, and activities (often approximated by concentrations) of the chemical species undergoing reduction and oxidation.

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Peroxymonosulfuric acid

Peroxymonosulfuric acid, (H2SO5), also known as persulfuric acid, peroxysulfuric acid, or Caro's acid, is a liquid at room temperature.

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Point of zero charge

The point of zero charge (pzc), in physical chemistry, is a concept relating to the phenomenon of adsorption, and it describes the condition when the electrical charge density on a surface is zero.

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Polymer electrolyte membrane electrolysis

Proton exchange membrane (PEM) electrolysis is the electrolysis of water in a cell equipped with a solid polymer electrolyte (SPE) that is responsible for the conduction of protons, separation of product gases, and electrical insulation of the electrodes.

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Potassium hypomanganate

Potassium hypomanganate is the inorganic compound with the formula K3MnO4.

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Potential

Potential generally refers to a currently unrealized ability.

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Protein film voltammetry

In electrochemistry, protein film voltammetry (or protein film electrochemistry, or direct electrochemistry of proteins) is a technique for examining the behavior of proteins immobilized (either adsorbed or covalently attached) on an electrode.

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Quinhydrone electrode

The quinhydrone electrode is a type of redox electrode which can be used to measure the hydrogen ion concentration (pH) of a solution in a chemical experiment.

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Red plague (corrosion)

Red plague is an accelerated corrosion of copper when plated with silver.

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Redox

Redox (short for reduction–oxidation reaction) (pronunciation: or) is a chemical reaction in which the oxidation states of atoms are changed.

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Redox indicator

A redox indicator (also called an oxidation-reduction indicator) is an indicator which undergoes a definite color change at a specific electrode potential.

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Reference electrode

A reference electrode is an electrode which has a stable and well-known electrode potential.

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Rust

Rust is an iron oxide, a usually red oxide formed by the redox reaction of iron and oxygen in the presence of water or air moisture.

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Standard electrode potential

In electrochemistry, the standard electrode potential is the measure of the individual potential of a reversible electrode at standard state, i.e., with solutes at an effective concentration of 1 mol dm−3 and gases at a pressure of 1 atm.

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Standard electrode potential (data page)

The data values of standard electrode potentials are given in the table below, in volts relative to the standard hydrogen electrode, and are for the following conditions.

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Supporting electrolyte

A supporting electrolyte, in electrochemistry, according to an IUPAC definition, is an electrolyte containing chemical species that are not electroactive (within the range of potentials used) and which has an ionic strength and conductivity much larger than those due to the electroactive species added to the electrolyte.

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Telluric acid

Telluric acid is a chemical compound with the formula Te(OH)6.

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Titration

Titration, also known as titrimetry, is a common laboratory method of quantitative chemical analysis that is used to determine the concentration of an identified analyte.

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Volta potential

The Volta potential (also called Volta potential difference, contact potential difference, outer potential difference, Δψ, or "delta psi") in electrochemistry, is the electrostatic potential difference between two metals (or one metal and one electrolyte) that are in contact and are in thermodynamic equilibrium.

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Working electrode

The working electrode is the electrode in an electrochemical system on which the reaction of interest is occurring.

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Redirects here:

Electrochemical corrosion potential, Electrode voltage.

References

[1] https://en.wikipedia.org/wiki/Electrode_potential

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