The C - C and Si - C interatomic distances are 154 pm and 188 pm respectively. The atomic radius of Si is
The C - C and Si - C interatomic distances are 154 pm and 188 pm respectively. The atomic radius of Si is
A. 77 pm
B. 94 pm
C. 114 pm
D. 111 pm
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Correct Answer - D
Atomic radius of Si
`=d_(Si-C)-(1)/(2)d_(C-C)=188-(1)/(2)xx154=11` pm
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