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The empirical formula of a mixed oxide. ...

The empirical formula of a mixed oxide. In which the oxide ions are present in the CCP lattice positions, half of the octahedral voids are occupied by trivalent ions `Y^(3+)` and one-fifth of tetrahedral voids are occupied by divalent `X^(2+)` ions, will be

A

`XY_2O_4`

B

`X_2YO_4`

C

`X_4Y_5O_10`

D

`X_5Y_4O_10`

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The correct Answer is:
C
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