1.

In a close packed structure of mixed oxides , the lattice is composed of oxide ions , one eighth of the tetrahedrai voids are occupied by divalent cations ( A ) while half of the octahedral voids are occupied by trivalent cations ( B ) . What is the formula of the oxide ?

Answer»

`A_2B_3O`
`A_4B_2O_3`
`AB_2O_4`
`A_3B_2O_2`

ANSWER :C


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