In the electrolysis of alumina, cryolite is added to
Chemistry · JEE Advanced · NTA Exams — General Principles and Processes of Isolation of Elements
In the electrolysis of alumina, cryolite is added to
- lower the melting point of alumina
- increase the electrical conductivity
- minimise the anode effect
- remove impurities from alumina.
Answer
(A) lower the melting point of alumina
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