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Why ionization energy is less for …

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Why ionization energy is less for oxygen than nitrogen?

Posted by Krithik Krithik 6 years, 8 months ago

CBSE > Class 11 > Chemistry

2 answers

Sahdev Sharma 6 years, 8 months ago

This is due to an electron being added to an already half full orbital in oxygen, which results in electron electron repulsion, which will lower the ionisation energy. Nitrogen also has the added stability of a half filled shell of electrons in the 2p shell

Payal Singh 6 years, 8 months ago

This is due to an electron being added to an already half full orbital in oxygen, which results in electron electron repulsion, which will lower the ionisation energy. Nitrogen also has the added stability of a half filled shell of electrons in the 2p shell.

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