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Question Paper from: IIT JEE Main 2021 TestSeries Paper 1

All spinel structures have

CCP array of anions

Simple cubic structures

BCC array of anions

HCP array of anions

Solution:

Chapter Name: Solid State

Difficulty Level: Moderate

Spinel structures (AB₂O₄)

$\to$ O^2- (oxide) form CCP/FCC

$\to$ A²⁺ ion occupies $\frac{1}{8} t h$ of tetrahedral void

$\to$ B³⁺ ion occupies $\frac{1}{2}$ octahedral void

$∴$ AB₂O₄

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IIT JEE Main 2021 TestSeries Paper 1

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