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MEDIUMMCQ SINGLEJEE Mains ChemistryInorganic ChemistrySolid stateOctahedral void at edge centre

The maximum radius of sphere that can be fitted in the tetrahedral hole of cubic close packing of sphere of radius r is.

A.0.732 r

B.0.414 r✓ Correct

C.0.225 r

D.0.155 r

Explanation

Radius of sphere = r (given) For tetrahedral void, Radiusof void 0.225 0.414 Radiusof sphere Maximum radius of the sphere that can be fitted in the tetrahedral void = 0.414 r

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