2016Q7(a)(ii)Metallurgy

Short answerEasy1 mark

Write the equation for the reaction where the aluminium oxide for the electrolytic extraction of aluminium is obtained by heating aluminium hydroxide.

Topic: Metallurgy, ores, extraction and alloys

Previous-year question practice database

Answer

Exam answer

2Al(OH)₃ —[heat]→ Al₂O₃ + 3H₂O.

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