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>>Class 12
>>Chemistry
>>The p-Block Elements
>>Group 15 Elements
>> $If PCl5 exists, why NCl5 does not?$

Question

If $P C l_{5}$ exists, why $N C l_{5}$ does not?

A

because $N$ has high electronegativity

B

because $N$ has high ionisation energy

C

because $N$ has lowest atomic size

D

because $N$ has no vacant d-orbital

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Updated on : 2022-09-05

Solution

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Correct option is D)

$P C l_{5}$ is possible as s-electrons get excited to d-orbitals.

$N$ does not have vacant d-orbitals so $N F_{5}$ cannot be formed.

Option D is correct.

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