In case of nitrogen, NCl_3 is possible but no NCl_5 while in case of phosphorus, PCl_3 as well as PCl_5 are possible. It is due to

MHT CET Chemistry question

In case of nitrogen, is possible but no while in case of phosphorus, as well as are possible. It is due to

Answer: (A)

Nitrogen has no d orbitals so it cannot expand its octet beyond four orbitals, while phosphorus can use its vacant 3d

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Question ID VK-070743