Solid StateHard
Question
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 centers of the cube. The molecular formula of compound is
Options
A.X2Y
B.X3Y
C.XY2
D.XY3
Solution
for X, 8 × 
= 1
for Y, 6 ×
= 3
so, XY3
= 1for Y, 6 ×
= 3so, XY3
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