MHT CET Chemistry question

Chemistry The Solid State MHT CET

Not in JEE Main or NEET syllabus

AB crystallises in a body centred cubic lattice with edge ' a ' equal to 387pm. The distance between two opposite charged ions in the lattice is

(A)300pm
(B)335pmCorrect
(C)250pm
(D)200pm

Answer: (B)

Solution

In the CsCl-type (bcc) lattice the oppositely charged ions touch along the body diagonal, so $ + =

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Question ID VK-043174