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The radius of a di val ent cation M^(2+)...

The radius of a di val ent cation `M^(2+)` is 94 pm and of divalent anion `X^(2-)` is 146 pm. Thus, `M^(2)X^(2-)` has

A

rock salt (NaCl) structure

B

zinc blend structure

C

antifluorite structure

D

bcc (CsCl) structure

Text Solution

Verified by Experts

The correct Answer is:
A
Radius ratio of rock salt structure, `r^(+)//r^(-)` = 0.414 to 0.732
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