Q.
Statement 1:In the metallurgy of Al, purified Al2O3 is mixed with Na3 AlF6 or CaF2.Statement 2: It lowers the melting point of the mixture and brings conductivity.
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a
Both statements 1 and 2 are correct
b
Both statements 1 and 2 are incorrect
c
Statement 1 is correct statement 2 is incorrect
d
Statement 1 is incorrect statement 2 is correct
answer is A.
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Detailed Solution
In the metallurgy of aluminium, purified Al2O3 is mixed with Na3AlF6 or CaF2 which lowers the melting point of the mix and brings conductivity.