Daily Unit Converter

Energy & Work converter

Rydberg to Kilojoule Converter

Converts rydberg to kilojoule for energy.

From
To

Result

2.179872e-21 kJ

1 Ry = 2.179872e-21 kJ

Also equals

2.179872e-18J
2.179872e-21kJ
6.055201e-25kWh
5.210020e-22kcal
6.055201e-22Wh
2.066120e-21BTU
1.607791e-18ft·lb
Need the reverse conversion?Kilojoule to Rydberg Converter

Conversion formula

kJ = Ry × 2.17987236110e-21

1 rydberg equals 2.17987236e-21 kilojoule.

Rydberg to Kilojoule table

Rydberg (Ry)Kilojoule (kJ)
10,000,000,000,000,0000
100,000,000,000,000,0000.0002
1,000,000,000,000,000,0000.0022
2,000,000,000,000,000,0000.0044
3,000,000,000,000,000,0000.0065
5,000,000,000,000,000,0000.0109
10,000,000,000,000,000,0000.0218
20,000,000,000,000,000,0000.0436
50,000,000,000,000,000,0000.109
100,000,000,000,000,000,0000.218
1,000,000,000,000,000,000,0002.1799

About this conversion

This converter uses the displayed definition for rydberg and its recognized relationship to kilojoule. Calculations retain full precision internally, and only the visible result is rounded. You can swap the conversion direction without changing the underlying standard.

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Frequently asked questions

How do I convert rydbergs to kilojoules?+

Enter the rydbergs value in the converter. The result uses the defined factor 2.17987236110e-21 and is rounded only for display.

Does the converter keep full precision?+

Yes. Calculations retain high precision throughout each step, while the visible result is rounded for readability.

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