Fundamental Constants
Electronvolt
Energy gained by an electron accelerated through 1 V (Edexcel data sheet).
SI unit
joule (J)
Dimension:
Other units
- joule (J)
Defined value
Fixed constant from the A-level data sheets.
1.60 × 10-19 J
1 eV in joules
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Energy gained by an electron accelerated through 1 V (Edexcel data sheet).
joule (J)
Dimension:
Fixed constant from the A-level data sheets.
1.60 × 10-19 J
1 eV in joules