A) 288 pm
B) 398 pm
C) 144 pm
D) 618 pm
Correct Answer: C
Solution :
Edge length = \[2\,{{r}^{+}}\,+\,2\,{{r}^{-}}\] \[\frac{508}{2}={{r}^{+}}+{{r}^{-}}\] \[254=110+{{r}^{-}}\] \[{{r}^{-}}=254-110=144\,pm\]You need to login to perform this action.
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