1.

In a cubic structure of compound which is made from X and Y, where X atoms are at the corners of the cube and Y at the face centres of the cube. The molecular formula of the compound is      [AIIMS 2000]

A. \[{{X}_{2}}Y\]    
B. \[{{X}_{3}}Y\]
C. \[X{{Y}_{2}}\]    
D. \[X{{Y}_{3}}\]
Answer» E.


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