Electronvolts to Joules

Convert electronvolts (eV) to joules (J) with formulas, examples, and conversion tables.

eV
J
1 eV = 1.6022e-19 J
Full precision:1.6022e-19 J
Step-by-Step Solution

To convert 1 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:

1 ÷ 6.2415e+18 = 1.6022e-19 joules

So 1 electronvolts = 1.6022e-19 joules.

Quick check: 1.6022e-19 × 6.2415e+18 = 1 electronvolts

How to Convert Electronvolts to Joules

To convert electronvolts to joules, divide the value by 6.2415e+18.

The Formula

Joules = Electronvolts ÷ 6.2415e+18

Key Fact

1 joule = 6.2415e+18 electronvolts

Tip: To convert joules back to electronvolts, multiply by 6.2415e+18.

Example Conversions

Example 1: 1 eV = 1.6022e-19 J
1 ÷ 6.2415e+18 = 1.6022e-19
Example 2: 5 eV = 8.0109e-19 J
5 ÷ 6.2415e+18 = 8.0109e-19
Example 3: 10 eV = 1.6022e-18 J
10 ÷ 6.2415e+18 = 1.6022e-18

Electronvolts to Joules Table

ElectronvoltsJoules
1 eV1.6022e-19 J
2 eV3.2044e-19 J
5 eV8.0109e-19 J
10 eV1.6022e-18 J
20 eV3.2044e-18 J
25 eV4.0054e-18 J
50 eV8.0109e-18 J
100 eV1.6022e-17 J
250 eV4.0055e-17 J
500 eV8.0109e-17 J
1000 eV1.6022e-16 J

1 Electronvolt in Other Units

Unit1 eV =
Electronvolts to Joules1.6022e-19 J
Electronvolts to Kilojoules1.6022e-22 kJ
Electronvolts to Megajoules1.6022e-25 MJ
Electronvolts to Gigajoules1.6022e-28 GJ
Electronvolts to Watt-hours4.4505e-23 Wh
Electronvolts to Kilowatt-hours4.4505e-26 kWh
Electronvolts to Megawatt-hours4.4505e-29 MWh
Electronvolts to Calories3.8293e-20 cal
Electronvolts to Kilocalories3.8293e-23 kcal
Electronvolts to BTU1.5186e-22 BTU
Electronvolts to Therms1.5186e-27 therm
Electronvolts to Foot-pounds1.1817e-19 ft·lb
Electronvolts to Ergs1.6022e-12 erg

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