MEDIUMMCQ SINGLEJEE Mains ChemistryInorganic ChemistrySolid stateNumber of neighbours

If the number of atoms per unit cell in a crystal is 2, the structure of crystal is

A.Octahedral

B.Body centred cubic✓ Correct

C.Face centred cubic

D.Simple cubic

Explanation

Unit cell Atoms at corner Atoms at faces Atoms at centre Total no. of atoms per unit cell bcc 8 1 / 8 1 x 0 1 2 fcc 8 1 / 8 1 x 6 1/ 2 3 x 0 4 sc 8 1 / 8 1 x 0 0 1

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