The C - C and Si - C interatomic distanc...

The C - C and Si - C interatomic distances are 154 pm and 188 pm respectively. The atomic radius of Si is

77 pm

94 pm

114 pm

111 pm

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The correct Answer is:

Atomic radius of Si
`=d_(Si-C)-(1)/(2)d_(C-C)=188-(1)/(2)xx154=11` pm

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