1.

Assertion.CsCl has body-centred cubic arrangement Reason.CsCl has one Cs^+ ion and 8 Cl^- ions in its unit cell.

Answer»

If both assertion and reason are true, and reason is the true explanation of the assertion.
If both assertion and reason are true, but reason is not the true explanation of the assertion.
If assertion is true , but reason is FALSE
If both assertion and reason are false.

Solution :Correct R. CSCL has one `Cs^+` ION and one `CL^-` ion in its UNIT cell


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