Aluminum Metal Is Produced by

question 84

Multiple Choice

Aluminum metal is produced by

• A) reduction of Al₂O₃ with carbon.
• B) electrolysis of a molten mixture of alumina, Al₂O₃, and cryolite, Na₃AlF₆.
• C) treatment of Al₂O₃ with sodium hydroxide.
• D) the thermite reaction.
• E) electrolysis of brine containing Al₂(SO₄)₃.

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