12th Class Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II

  • question_answer 98)
          Assertion (A) N2 is less reactive than P4. Reason (R) Nitrogen has more electron gain enthalpy than phosphorus.

    Answer:

                        (c) Assertion is true, .but reason is false. N2 is less reactive than P4 due to high value of bond dissociation energy which is due to presence of triple bond between two N2 atoms of Ng molecule.


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