Bond order of N₂:
A3 (triple bond N≡N)
B1
C2.5
D2
Answer & Solution
Correct answer: A. 3 (triple bond N≡N)
N₂: triple bond N≡N. Bond order 3 (very high). Hence very stable (BE = 945 kJ/mol). MO: σ²σ*²σ²π⁴. Bond order = (8 - 2)/2 = 3.
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