Electronvolt
Key Stage 5
Meaning
An electronvolt (eV) is a unit of energy defined as the energy required to accelerate an electron across a potential difference of one volt.
About the Electronvolt
- The electronvolt is denoted with a lower case 'e' followed by an upper case 'V'.
- The electronvolt is equal to 1.60x10-19 Joules (correct to 3 significant figures).