Chemistry, asked by gyanranjan50, 1 year ago

what is role of cryolite in th metalergy of aluminium

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Answered by samrelekar4114

Answer: In the metallurgy of aluminium, the metal is to be isolated from alumina (Al2O3) by carrying out its electrolytic reduction. ... It is therefore, mixed with cryolite (Na3AIF6) which lowers its melting point to 1173 K. Moreover, cryolite also increase the electrical conductivity of alumina.
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Answered by ansari8097

HI mate GM here is your answer...,

In the metallurgy of aluminium the metal is to be isolated from alumina (Al2O3) by carrying out its electrolytic reduction. ... It is therefore, mixed with cryolite (Na3AIF6) which lowers its melting point to 1173 K. Moreover, cryolit also increase the electrical conductivity of alumina.

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