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A binary solid (A^(+)B^(-)) has a ruck s...

A binary solid `(A^(+)B^(-))` has a ruck salt structure. If the edge length is 400pm and radius of cation is 75pm the radius of anion is

A

100 pm

B

125 pm

C

250 pm

D

325 pm

Text Solution

Verified by Experts

The correct Answer is:
B
Edge length (a)` = 2(r_c + r_a)`
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