Question

In the electrolytic reduction of alumina,------------- is added to lower the temperature of the electric bath.
a. graphite
b. caustic soda
c.sodium carbonate
d.cryolite ​

Answer 1

Answer:

cryolite is ur correct answer dude

Answer 2

Cryolite.

Explanation:

• The alumina can be reduced in the electrolytic cell that composed of halide salts, alumina and aluminium.
• The addition of the sodium hydroxide result in the formation of pure aluminium from its ore.
• The graphite rods are used in this process and can be used as anode for the electrolytic reduction.
• Cryolite is used to lowers or reduce the fusion temperature of the electric bath. Cryolite also enhances the conductivity as well.

# Learn more with brainly about cryolite.

Cryolite: https://brainly.in/question/9248378.

Use of cryolite: https://brainly.in/question/1899109.