ICSE Class 10 Chemistry 2013 Solved Paper

The following questions relate to the extraction of aluminium by electrolysis :

Question : 64 of 84

Marks: +1, -0

Name the other aluminium containing compound added to alumina and state its significance.

Solution:

Cryolite

( {\Na}_3 {\AlF}_6)

It reduces the temperature and enhance conductivity.

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