O-LevelChemistryElectrolysis5070/12 · May/June 2017 · Q121 Mark

Caesium, Cs, is in the same group of the Periodic Table as sodium. Which products are obtained from the electrolysis of concentrated aqueous caesium chloride?

Acaesium hydrochloric acid

Bchlorine caesium hydroxide

Chydrogen caesium hydroxide

Dhydrogen hydrochloric acid

✓ Correct answer

C: hydrogen caesium hydroxide

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Topic: Electrolysis, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2017 Paper 1 Variant 2, question 12.

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