MHT CET Chemistry question

Chemistry The p-Block Elements MHT CET

In case of nitrogen, is possible but NOT while in case of phosphorus, as well as are possible. It is due to [EAMCET 1977, AIEEE 1982, Orissa JEE 2002, Orissa JEE 2004]

(A)Availability of vacant d-orbital in P but not in NCorrect
(B)Lower electronegativity of P than N
(C)Lower tendency of H bond formation in P than N
(D)Occurrence of P in solid while N in gaseous state at room temperature

Answer: (A)

Solution

Phosphorus has vacant 3d orbitals and can expand its octet to form , whereas nitrogen (second period) has

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Question ID VK-071380