O-LevelChemistryElectrolysis5070/11 · Oct/Nov 2013 · Q151 Mark

When electrolysed using inert electrodes, which dilute solution would produce the greatest increase in mass of the cathode? [Ar: Al, 27; Cu, 64; Pb, 207; Ag, 108]

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Aaluminium sulfate

Bcopper(II) sulfate

Clead nitrate

Dsilver nitrate

✓ Correct answer

D: silver nitrate

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Topic: Electrolysis, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2013 Paper 1 Variant 1, question 15.

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