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WalesChemistryQuick questions
Unit 2: Metals and their Extraction
Quick questions on Electrolysis and the extraction of aluminium - WJEC GCSE Chemistry (2.3)
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What are unbalanced half equations?Show answer
Match the electrons to the ion charge: needs .
What is q1?Show answer
State why molten aluminium oxide conducts electricity but solid aluminium oxide does not. [1 mark]
What is q2?Show answer
Write the half equation for the formation of oxygen at the anode. [1 mark]
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