1.

The maximum ra dius of sphere that can be fitted in the octahedral hole of cubical closed packing of sphere of raius `r` isA. `0.155 r_(A)`B. `0.125 r_(A)`C. `0.414 r_(A)`D. `0.732 r_(A)`

Answer» Correct Answer - c
For octahedral void
`(r_(B))/(r_(A)) = 0.414` or,
`r_(B) = 0.414 r_(A)`


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