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Question: Answered & Verified by Expert
Although $\mathrm{CN}^{-}$ion and $\mathrm{N}_2$ molecule are isoelectronic, yet $\mathrm{N}_2$ molecule is chemically inert because of
ChemistryChemical Bonding and Molecular StructureJEE MainJEE Main 2012 (12 May Online)
Options:
  • A
    presence of more number of electrons in bonding orbitals
  • B
    lone bond energy
  • C
    absence of bond polarity
  • D
    uneven electron distribution.
Solution:
2142 Upvotes Verified Answer
The correct answer is:
absence of bond polarity
In nitrogen molecule, both the nitrogen atoms have same electronegativity. So it has zero polarity and hence less tendency to break away and form ions.

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