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Electrochemistry & Redox

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Electrochemistry & Redox

Faraday Constant

The electric charge carried by one mole of electrons.

F = 96,485 C/mol C/mol
Electrochemistry & Redox

Faraday's First Law of Electrolysis

The mass of a substance liberated at an electrode is directly proportional to the quantity of electricity passed.

m = Z I t g
Electrochemistry & Redox

Faraday's Second Law of Electrolysis

When the same quantity of electricity passes through different electrolytes, the masses deposited are proportional to their chemical…

m₁/m₂ = E₁/E₂ g
Electrochemistry & Redox

Free Energy and Cell Potential

The relation linking the Gibbs energy change of a cell reaction to the electromotive force it generates.

ΔG = −nFE kJ/mol
Electrochemistry & Redox

Fuel Cell

An electrochemical cell that generates electricity continuously from a fuel and oxidant supplied from outside.

V