MCQ
Which among the following elements has the highest first ionization enthalpy?
- ✓Nitrogen
- BBoron
- CCarbon
- DOxygen
✓
Answer
Correct option: A.
Nitrogen
a
Due to stable $2s^2\, 2p^3$ configuration. (half filled $p-$ orbital) Nitrogen atom has highest energy.
Due to stable $2s^2\, 2p^3$ configuration. (half filled $p-$ orbital) Nitrogen atom has highest energy.
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