A) To obtain more aluminium
B) To decrease temperature to dissolve bauxite
C) To protect the anode
D) As reducing agent
Correct Answer: B
Solution :
Cryolite \[N{{a}_{3}}Al{{F}_{6}}\] is added (1) To decrease the melting temp from \[2323\,K\] to \[1140\,K\] (2) To increase the electrical conductivity of solutionYou need to login to perform this action.
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