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Chemical Engineering - Chemical Engineering Basics - Discussion

Discussion Forum : Chemical Engineering Basics - Section 7 (Q.No. 28)
Chemical Engineering Basics
28.
Electrolytic reduction cell used for conversion of calcined Al2O3 to Al is a carbon lined furnace operating at 800-900 °C. The purpose of electric current supplied to the furnace is to
achieve very high purity of aluminium (99.9%).
keep the electrolyte in liquid condition by the generation of heat.
electrolytically dissociate alumina.
both(b) & (c).
Answer: Option
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