Convert-Top

Free online unit converter for length, weight, volume, temperature & more

Electronvolt to Kilocalorie Converter

Convert Electronvolts to Kilocalories

Result

Quick Conversions

Auto

How to Convert Electronvolts to Kilocalories

To convert electronvolts (eV) to kilocalories (kcal), multiply the number of electronvolts by 3.829 x 10-23. This is because 1 eV is equal to 1.60218 x 10-19 joules, and 1 kilocalorie is 4,184 joules.

Formula

Kilocalories = Electronvolts × (3.829 × 10-23)

or

kcal = eV × 3.829e-23

Step-by-step process

  1. Take the measurement in electronvolts
  2. Multiply that number by 3.829e-23
  3. The result is the equivalent energy in kilocalories

Examples

  • 1e22 eV = 1e22 × 3.829e-23 = 0.3829 kcal
  • 1e23 eV = 1e23 × 3.829e-23 = 3.829 kcal
  • 1e24 eV = 1e24 × 3.829e-23 = 38.29 kcal

Common Electronvolts to Kilocalories Conversions

Here is a table of common conversions for quick reference:

Electronvolts (eV) Kilocalories (kcal) Electronvolts (eV) Kilocalories (kcal)
1e21 0.0383 1e25 382.9
1e22 0.3829 1e26 3,829
1e23 3.829 1e27 38,290
1e24 38.29 1e28 382,900

Other conversions from electronvolts

Electronvolts can be converted to various other units of energy. Here are some common conversions:

Frequently Asked Questions

How many electronvolts are in a kilocalorie?

There are approximately 2.611 x 1022 electronvolts in one kilocalorie.