1.

Statement-1:In NaCl crystal, all the octahedral voids are occupied by Na^+ ions Statement-2:The number of octahedral voids is equal to the number of Cl^- ions in the packing

Answer»

Statement 1 is TRUE , Statement-2 is True , Statement-2 is a correct EXPLANATION for statement-1
Statement 1 is True , Statement-2 is True , Statement-2 is NOT a correct explanation of Statement-1
Statement-1 is True , Statement-2 is False
Statement -1 is False , Statement -2 is True

Solution :Correct explanation .`NA^+` IONS can be placed only in the octahedral voids. (Tetrahedral voids are too small to accommodate them ).


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