Nitrogen has a greater first ionization energy than oxygen. What is the best explanation for this ob — Atomic Structure Chemistry Question
Question
Nitrogen has a greater first ionization energy than oxygen. What is the best explanation for this observation?
A.
Nitrogen is more electronegative than oxygen.
B.
A nitrogen atom is smaller than an oxygen atom.
C.✓ Correct
The electron ionized from nitrogen experiences less electron-electron repulsion than the electron ionized from oxygen.
D.
The electron ionized from nitrogen is a 2s electron, while the electron ionized from oxygen is a 2p electron.
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