O-LevelChemistryMetals & Reactivity5070/11 · May/June 2023 · Q291 Mark
Three statements about the extraction of aluminium are shown. 1 The electrolyte is aluminium oxide dissolved in molten cryolite. 2 Carbon is used for both the cathode and the anode. 3 Carbon dioxide is given off at the cathode. Which statements are correct?
A1 and 2 only
B1 and 3 only
C2 and 3 only
D1, 2 and 3
✓ Correct answer
A: 1 and 2 only
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