_______________ is the hardest oxide and is hence used wh... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

_______________ is the hardest oxide and is hence used where high wear resistance at high temperature is required?

Correct answer: B

Explanation

Zirconia is often cited as having superior hardness and wear resistance compared to alumina under high temperature conditions.

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