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Question: Answered & Verified by Expert
In metal oxide, O2- ions are arranged in hcp lattice while metal ions occupy 23rd of octahedral voids. The simplest formula of oxide is
ChemistrySolid StateNEET
Options:
  • A MO
  • B M2O3
  • C MO2
  • D M2O
Solution:
1414 Upvotes Verified Answer
The correct answer is: M2O3
Number of O2- ions = n
Number of octahedral voids = n
Number of Mn+ ions =23n
Ratio of M and O=23n:n
= 2 : 3
So simplest formula of solid =M2O3 .

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