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

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry4. Chemical bonding and molecular structure1 Mark
MCQ
The correct order of bound orders of $C _{2}^{2-}, N _{2}^{2-}$ and $O _{2}^{2-}$ is, respectively.
  • A
    $C _{2}^{2-}< N _{2}^{2-}< O _{2}^{2-}$
  • ✓
    $O _{2}^{2-}< N _{2}^{2-}< C _{2}^{2-}$
  • C
    $C _{2}^{2-}< O _{2}^{2-}< N _{2}^{2-}$
  • D
    $N _{2}^{2-}< C _{2}^{2-}< O _{2}^{2-}$
✓

Answer

Correct option: B.
$O _{2}^{2-}< N _{2}^{2-}< C _{2}^{2-}$
b
Species $\quad$ Bond order

$C _{2}^{2-} \quad\quad\quad\quad 3$

$N _{2}^{2-} \quad\quad\quad\quad 2$

$O _{2}^{2-} \quad\quad\quad\quad 1$

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