Statement 1: In Hall-Heroult process aluminium is extracted by the electrolytic reduction of alumina dissolved in molten cryolite or fluorspar.Statement 2: The cryolite or fluorspar lower the melting point of melt and make it more conducting
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a
Both statements 1 and 2 are correct
b
Statement 1 is correct and Statement 2 is incorrect
c
Statement 1 is incorrect and statement 2 is correct
d
Both statements 1 and 2 are incorrect
answer is A.
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Detailed Solution
Both being ionic compounds ionize to give ions and thus increase the electric conductivity.
Statement 1: In Hall-Heroult process aluminium is extracted by the electrolytic reduction of alumina dissolved in molten cryolite or fluorspar.Statement 2: The cryolite or fluorspar lower the melting point of melt and make it more conducting