Convert electronvolts to kilojoules
1 eV = 0.0000000000000000000001602176634 kJ — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
How to convert electronvolts to kilojoules
Multiply the number of electronvolts by 0.0000000000000000000001602176634 to get kilojoules.
The exact factor is 0.0000000000000000000001602176634 — as a fraction, 801088317/5000000000000000000000000000000.
Electronvolt: Exactly 1.602 176 634 × 10⁻¹⁹ J since the 2019 SI redefinition.
Electronvolt to Kilojoule conversion table
| Electronvolts (eV) | Kilojoules (kJ) |
|---|---|
| 1 eV | 1.6021766e-22 |
| 2 eV | 3.2043533e-22 |
| 3 eV | 4.8065299e-22 |
| 5 eV | 8.0108832e-22 |
| 10 eV | 1.6021766e-21 |
| 20 eV | 3.2043533e-21 |
| 25 eV | 4.0054416e-21 |
| 50 eV | 8.0108832e-21 |
| 100 eV | 1.6021766e-20 |
| 250 eV | 4.0054416e-20 |
| 500 eV | 8.0108832e-20 |
| 1000 eV | 1.6021766e-19 |
Kilojoule to Electronvolt conversion table
| Kilojoules (kJ) | Electronvolts (eV) |
|---|---|
| 1 kJ | 6.2415091e+21 |
| 2 kJ | 1.2483018e+22 |
| 3 kJ | 1.8724527e+22 |
| 5 kJ | 3.1207545e+22 |
| 10 kJ | 6.2415091e+22 |
| 20 kJ | 1.2483018e+23 |
| 25 kJ | 1.5603773e+23 |
| 50 kJ | 3.1207545e+23 |
| 100 kJ | 6.2415091e+23 |
| 250 kJ | 1.5603773e+24 |
| 500 kJ | 3.1207545e+24 |
| 1000 kJ | 6.2415091e+24 |
Frequently asked
How many kilojoules are in a electronvolt?
One electronvolt equals 1.602176634e-22 kilojoules (eV → kJ). That figure is exact, not rounded.
How do you convert electronvolts to kilojoules?
Multiply the number of electronvolts by 0.0000000000000000000001602176634 to get kilojoules.
What is 1 kJ in electronvolts?
One kilojoule is 6.241509074e+21 electronvolts.
What is 10 eV in kJ?
10 eV = 1.6021766e-21 kJ.
What exactly is a electronvolt?
Exactly 1.602 176 634 × 10⁻¹⁹ J since the 2019 SI redefinition.