Joules to Electron Volts Converter

Convert joules to electron volts (J to eV) instantly with our free online converter. Accurate results with decimal precision.

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How to convert joules to electron volts?

To convert joules to electron volts, you can use the following conversion factor: **1 joule = 6.242 × 10¹⁸ electron volts**, multiply the number of joules by 6.242 × 10¹⁸.

E(eV) = E(J) × 6.242 × 10¹⁸

Example

Convert 1.602 × 10⁻¹⁹ J to electron volts:

E(eV) = 1.602 × 10⁻¹⁹J × 6.242 × 10¹⁸ = 1eV

How many electron volts in a joule?

There are 6.242 × 10¹⁸ electron volts in one joule.

1J = 6.242 × 10¹⁸eV

1J = 6.242 × 10¹⁸eV

How many joules in an electron volt?

There are 1.602 × 10⁻¹⁹ joules in one electron volt.

1eV = 1.602 × 10⁻¹⁹J

1eV = 1.602 × 10⁻¹⁹J

What is an Electron Volt?

An electron volt (eV) is a unit of energy commonly used in atomic and particle physics. It is defined as the amount of kinetic energy gained by an electron when it accelerates through an electric potential difference of one volt.

Popular joules to electron volts conversion table

Joules (J) Electron Volts (eV)
1.602 × 10⁻¹⁹ J 1 eV
1.602 × 10⁻¹⁸ J 10 eV
1.602 × 10⁻¹⁷ J 100 eV
1.602 × 10⁻¹⁶ J 1000 eV
1.602 × 10⁻¹⁵ J 10000 eV
1.602 × 10⁻¹⁴ J 100000 eV
1.602 × 10⁻¹³ J 1000000 eV
1.602 × 10⁻¹² J 10000000 eV
1.602 × 10⁻¹¹ J 100000000 eV
1.602 × 10⁻¹⁰ J 1000000000 eV
1 J 6.242 × 10¹⁸ eV