MCQ
Which one of the following elements has the highest ionisation energy
- A$[Ne]\,3{s^2}\,3{p^1}$
- B$[Ne]\,3{s^2}\,3{p^2}$
- ✓$[Ne]\,3{s^2}\,3{p^3}$
- D$[Ar]\,3{d^{10}}\,4{s^2}\,4{p^2}$
✓
Answer
Correct option: C.
$[Ne]\,3{s^2}\,3{p^3}$
c
(c) Since ${e^ - }$ is to be removed from exactly half filled $p$-orbital.
(c) Since ${e^ - }$ is to be removed from exactly half filled $p$-orbital.
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