The bond length $({pm})$ of ${F}_2, {H}_2, {Cl}_2$ and ${I}_2$, respectively is

JEE CHEMISTRY MCQ: CHEMICAL BONDING & MOLECULAR STRUCTURE

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The bond length

({pm})

{F}_2, {H}_2, {Cl}_2

and

{I}_2

, respectively is

View answer and explanation

Correct option: A

144,74,199,267

Option A (

144, 74, 199, 267

) is correct because it represents the increasing trend of bond lengths down the halogen group due to increasing atomic size.

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\mathrm{C}{\mathrm{O}_2}

\left( A \right)\mathrm{HgC}{\mathrm{l}_2},\left( B \right)\mathrm{N}{\mathrm{O}_2},\left( C \right)\mathrm{SnC}{\mathrm{l}_4},\left( D \right){\mathrm{C}_2}{\mathrm{H}_2}

{BF}_3

{BCl}_3

{BF}_3

{BCl}_3

{B}-X \pi