Q.

Statement-I: N2 is less reactive than P4.
Statement-II: Nitrogen has more electron gain enthalpy than phosphorus.

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a

Both statement-I and statement-II are correct

b

Statement-I is correct and statement-II is incorrect

c

Statement-I is incorrect and statement-II is correct

d

Both statement-I and statement-II are incorrect

answer is A.

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Detailed Solution

N2 is less reactive than P4 due to high bond dissociation energy which is due to presence of triple bond between two nitrogen atoms in N2 molecule and electro negativity decreases down the group due to increases in atomic size.

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Statement-I: N2 is less reactive than P4.Statement-II: Nitrogen has more electron gain enthalpy than phosphorus.