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  3. Chemistry
  4. Formula of metal oxide with metal deficiency defect in its crystal is A0.8O. The crystal contains A2+ and A3+ ions. The fraction of metal existing as A2+ ions in the crystal is -

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Q. Formula of metal oxide with metal deficiency defect in its crystal is $A_{0.8}O$. The crystal contains $A^{2+}$ and $A^{3+}$ ions. The fraction of metal existing as $A^{2+}$ ions in the crystal is -

AIIMSAIIMS 2019The Solid State

Solution:

Correct answer is (c) 0.50