The function of adding cryolite in the electrolytic reduction of alumina by…
CHEMISTRY · Single correct · CBSE · Chemistry · Metals and Non-metals · Metals and Non-metals
Problem
The function of adding cryolite in the electrolytic reduction of alumina by Hall-Heroult process is to :
(1) dissolve alumina
(2) lower the melting point of alumina
(3) lower the fuel bill
(4) increase the electrical conductivity of alumina