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  • The interatomic distances in H2 and Cl2 molecules are 74 and 198 pm respectively. The bond length of HCl isOption: 1 272 pm

The interatomic distances in H2 and Cl2 molecules are 74 and 198 pm respectively. The bond length of HCl is

Option: 1

272 pm


Option: 2

136 pm


Option: 3

124 pm


Option: 4

248 pm


Answers (1)

best_answer

As we learnt,

\mathrm{Covalent \ radii = Sum\ of\ individual\ atomic\ radii= \frac{d_{H-H}+d_{Cl-Cl}}{2}}

\mathrm{\therefore Radii \ of\ HCl= \frac{74+198}{2}=136\ pm}

Hence, the correct answer is Option (2)

Posted by

HARSH KANKARIA

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