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What is the role of cryolite in the extr...

What is the role of cryolite in the extraction of pure aluminium from bauxite by electrolytic process?

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(i) It decreases its melting point from 2273 to 1173 K.
(ii) It increases the electrical conductivity of the solution.
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ICSE-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -EXERCISE (PART-II ( DESCRIPTIVE QUESTIONS )) (VERY SHORT ANSWER QUESTIONS)
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