1.

Statement-I: Ionization enthalpy of nitrogen is greater than that of oxygen.Statement-II: Nitrogen has exactly half filled electronic configuration which is more stable than electronic configuration of oxygen.

Answer»

Both (A) and (R) are CORRECT and (R) is the correct EXPLANATION of (A).
Both (A) and (R) are correct but (R) is not the and(R) are correct but (R) is not the correct explanation of (A).
(A) is correct but (R) is WRONG
(A) is wrong but (R) is correct

Answer :a


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