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O_(2-) ions are arranged in ccp in spinel structure. A^(2+) ions occupy 1//8 of TV_(s) and B^(o+) ions occupy half of OV . The void volume of unit cell = 0.11 Å. Find the value of A ? |
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Answer» VOID volume `= 0.22//"unit"` volume of unit CELL ` `0.11 Å = 0.22 rArr A = 2` |
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