Solid StateEasy

Question

In the closest packing of atoms,

Options

A.the size of tetrahedral void is greater than that of octahedral void
B.the size of tetrahedral void is smaller than that of octahedral void
C.the size of tetrahedral void is equal to that of octahedral void
D.the size of tetrahedral void may be greater or smaller or equal to that of octahedral void depending upon the size of atoms.

Solution

for tetrahedral voids r/R = 0.225

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