Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Boron Family Single Correct MCQ
Published on: August 13, 2026

In the electrolytic method of obtaining aluminium from purified bauxite, cryolite is added to the charge in order to

A
Minimize the heat loss due to radiation
B
Protect aluminium produced from oxygen
C
Dissolve bauxite and render it conductor of electricity
D
Lower the melting point of bauxite

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The correct answer is:
C

In electrolytic method of obtaining aluminium from purified bauxite, cryolite is added to charge because it reduces the melting point of Bauxite (from to ) and also it increases electrical conductivity of mixture.

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