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  3. Chemistry
  4. In the electrolytic extraction of aluminium fused cryolite is added. Its role is:

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Q. In the electrolytic extraction of aluminium fused cryolite is added. Its role is:

EAMCETEAMCET 1998

Solution:

Pure alumina is the non-conductor of electricity because it is a covalent compound. Cryolite is the ionising agent and make the solution of bauxite conducting.