MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic ChemistrySolid statePrevious Year Questions

The number of atoms per unit cell of bcc structure is [Kerala CEE 2009]

A.1 (b) 2

C.4

D.6

Explanation

Each atom contributes 1 8 to the cube. Number of atoms at corner = 1 8 1 8 x There is only one cubic center, each atom contributes 1 to the cube. Number of atoms at the body center=1 Total number of atoms= 2 atoms Hence the correct answer is option (b)

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