SATHEE: P Block Elements Question 176

P Block Elements Question 176

Question: In electrolysis of aluminium oxide which of the following is added to accelerate the process

[AFMC 1999; CPMT 1999]

Options:

A) Silica

B) Cryolite

C) Nickel

D) Silicate

Show Answer

Answer:

Correct Answer: B

Solution:

Cryolite is added to lower the melting point of alumina and to increase the electrical conductivity.

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P Block Elements Question 176

Question: In electrolysis of aluminium oxide which of the following is added to accelerate the process

Options:

Answer:

Solution:

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