What is the Faraday constant?
The Faraday constant is F = 96485.33212 C/mol, exact by SI definition. It equals the charge of one mole of electrons (N_A × e).
Open the interactive PhysRef tool →Key facts
| Value | 96485.33212 C/mol |
|---|---|
| Symbol | F |
| Relation | F = N_A · e |
| Exactness | Exact by SI definition (uncertainty 0) |
| Source | CODATA 2018 |
Frequently asked questions
What is the value of the Faraday constant?
F = 96485.33212 C/mol, the electric charge carried by one mole of electrons.
Is the Faraday constant exact?
Yes. Since N_A and e are exact, F = N_A·e is exact at 96485.33212 C/mol.
Where is the Faraday constant used?
In electrochemistry, e.g. Faraday's laws of electrolysis and the Nernst equation.
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