| Coulomb | |
|---|---|
 Diagram showing 1 coulomb (electric charge at 1 ampere per 1 second) and the equivalent number of electrons | |
| General information | |
| Unit system | SI |
| Unit of | electric charge |
| Symbol | C |
| Named after | Charles-Augustin de Coulomb |
| Conversions | |
| 1 C in ... | ... is equal to ... |
| SI base units | A⋅s |
| CGS units | ≘ 2997924580 statC |
| Atomic units | ≈6.241509×1018 e |
The coulomb (symbol: C) is the unit of electric charge in the International System of Units (SI).[1][2] It is equal to the electric charge delivered by a 1 ampere current in 1 second and is defined in terms of the elementary charge e, at about 6.241509×1018 e.[2][1]
- ^ a b "SI Brochure (2019)" (PDF). SI Brochure. BIPM. p. 127. Retrieved May 23, 2019.
- ^ a b BIPM (20 May 2019). "Mise en pratique for the definition of the ampere in the SI". BIPM. Retrieved 2022-02-18.