Convert Electron Volts (eV) to Joules (J)
Convert Electron Volts to Joules instantly. 1 eV = 1.602000e-19 J, so multiply your eV value to get the equivalent in J.
Formula
1 eV = 1.602000e-19 J
To convert eV to J, divide the value by 6.242197e+18.
Conversion Table
| Electron Volts (eV) | Joules (J) |
|---|---|
| 0.01 eV | 1.6020e-21 J |
| 0.1 eV | 1.6020e-20 J |
| 0.5 eV | 8.0100e-20 J |
| 1 eV | 1.6020e-19 J |
| 2 eV | 3.2040e-19 J |
| 3 eV | 4.8060e-19 J |
| 5 eV | 8.0100e-19 J |
| 10 eV | 1.6020e-18 J |
| 15 eV | 2.4030e-18 J |
| 20 eV | 3.2040e-18 J |
| 25 eV | 4.0050e-18 J |
| 50 eV | 8.0100e-18 J |
| 100 eV | 1.6020e-17 J |
| 250 eV | 4.0050e-17 J |
| 500 eV | 8.0100e-17 J |
| 1000 eV | 1.6020e-16 J |
| 2500 eV | 4.0050e-16 J |
| 5000 eV | 8.0100e-16 J |
| 10000 eV | 1.6020e-15 J |
| 50000 eV | 8.0100e-15 J |
Common eV to J Examples
- 1 eV = 1.6020e-19 J
- 5 eV = 8.0100e-19 J
- 10 eV = 1.6020e-18 J
- 25 eV = 4.0050e-18 J
- 50 eV = 8.0100e-18 J
- 100 eV = 1.6020e-17 J
- 500 eV = 8.0100e-17 J
- 1000 eV = 1.6020e-16 J
Frequently Asked Questions
Electron Volts is a standard Energy unit used in specific regions or fields. Its definition has been refined over time to match international measurement standards.
Joules is a Energy unit with its own historical and regional roots, now defined in relation to internationally agreed reference standards.
For everyday use, 2 to 4 decimal places are enough. Scientific or engineering work may require 6 or more.
Yes. Simply invert the ratio: divide the J value by 1.602000e-19 to get the equivalent in eV.
Both measure Energy, but they belong to different unit systems or scales, which is why a conversion factor is needed between them.
Different regions and industries developed their own Energy standards over time. International trade and science later required conversion tools to bridge them.