MEDIUMMCQ SINGLEJEE Mains 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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