Refractory materials are generally used in furnaces because

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General Principles and processes of Isolation of Elements

hard

Refractory materials are generally used in furnaces because

A

they are chemically inert

B

they can withstand high temperature

C

they do not contain impurities

D

they decrease melting point of ore

Solution

These are the substances which can withstand very high temperature without melting or becoming soft.

Standard 12

Chemistry

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