Chemistry · Metallurgy
Why is cryolite added to alumina during the electrolytic extraction of aluminum?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1To increase the volatile nature of the mixture
- 2To separate chemical impurities from alumina
- 3To reduce the anode effect during electrolysis
- 4To lower the melting point of alumina✓
Correct answer
To lower the melting point of alumina
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