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4. Chemical bonding and molecular structure — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry4. Chemical bonding and molecular structure1 Mark
MCQ
The bond order in ${N_2}$ molecule is
  • A
    $1$
  • B
    $2$
  • ✓
    $3$
  • D
    $4$
✓

Answer

Correct option: C.
$3$
(c)The Bond order in ${N_2}$ molecule is 3, $N \equiv N$ Here, ${N_b} = 2 + 4 + 2 = 8$ and ${N_a} = 2$ 

${\rm{B}}{\rm{.O}}. = (\,8 - 2)/2 = 3.$

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