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Assertion (A) : In Rock salt type struct...

Assertion (A) : In Rock salt type structuires, all the coctahedral voids in the close packing of anions are occupied by cations.
Reason(R): In Rock salt structure, the distance of closest apprach between two anions is equal to hal the face diagonal of unit cell.

A

A. If both Assertion and Reason are true and the Reason is the correct explanation of Assertion.

B

B. If both Assertion and Reason are true but Reason is not the correct explanation of Assertion

C

C. If Assertion is true but the Reason is false

D

D. If both Assertion and Reason are false

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