4 Electronvolts to Joules
Convert 4 electronvolts (eV) to joules (J) with formulas, examples, and conversion tables.
eV
J
4 eV = 6.4087e-19 J
Full precision:6.4087e-19 J
Step-by-Step Solution
To convert 4 electronvolts to joules, we divide by 6.2415e+18 because one joule equals exactly 6.2415e+18 electronvolts.
1 joule = 6.2415e+18 electronvolts
Since there are 6.2415e+18 electronvolts in every joule, we divide our value by this factor:
4 ÷ 6.2415e+18 = 6.4087e-19 joules
So 4 electronvolts = 6.4087e-19 joules.
Quick check: 6.4087e-19 × 6.2415e+18 = 4 electronvolts
Electronvolts to Joules Conversion Table
| Electronvolts | Joules |
|---|---|
| 1 eV | 1.6022e-19 J |
| 2 eV | 3.2044e-19 J |
| 3 eV | 4.8065e-19 J |
| 4 eV | 6.4087e-19 J |
| 5 eV | 8.0109e-19 J |
| 10 eV | 1.6022e-18 J |
| 20 eV | 3.2044e-18 J |
| 50 eV | 8.0109e-18 J |
| 100 eV | 1.6022e-17 J |
4 Electronvolts in Other Units
| Unit | 4 eV = |
|---|---|
| Electronvolts to Joules | 6.4087e-19 J |
| Electronvolts to Kilojoules | 6.4087e-22 kJ |
| Electronvolts to Megajoules | 6.4087e-25 MJ |
| Electronvolts to Gigajoules | 6.4087e-28 GJ |
| Electronvolts to Watt-hours | 1.7802e-22 Wh |
| Electronvolts to Kilowatt-hours | 1.7802e-25 kWh |
| Electronvolts to Megawatt-hours | 1.7802e-28 MWh |
| Electronvolts to Calories | 1.5317e-19 cal |
| Electronvolts to Kilocalories | 1.5317e-22 kcal |
| Electronvolts to BTU | 6.0743e-22 BTU |
| Electronvolts to Therms | 6.0743e-27 therm |
| Electronvolts to Foot-pounds | 4.7268e-19 ft·lb |
| Electronvolts to Ergs | 6.4087e-12 erg |