MetallurgyHardBloom L3
Question
During electrolytic reduction of alumina, two auxiliary electrolytes X and Y are added to increase the electrical conductance and lower the temperature of melt in order to making fused mixture very conducting. X and Y are
Options
A.cryolite and fluorspar
B.cryolite and alum
C.alum and fluorspar
D.fluorspar and bauxite
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