In closest packing of A type of atoms (radius `r_(A)`) the radius of atom B that can be fitted into octabedral voids is

Options

A. `0.155 r_(A)`
B. `0.125 r_(A)`
C. `0.414 r_(A)`
D. `0.732 r_(A)`

Answer

c

Explanation

For octahedral void
`(r_(B))/(r_(A)) = 0.414 or, r_(B) = 0.414 r_(A)`