The electrolysis of other molten substances

1 mark · Normal

Which element forms at the anode during the electrolysis of molten sodium bromide (NaBr)?

ABromineBSodiumCHydrogenDOxygen

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Correct option: Bromine

Common mistakes: Choosing sodium; Choosing oxygen or hydrogen

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Marking points

B1 · 1 mark · Selects 'Bromine' as the correct answer

Worked solution

Bromine forms at the anode as it is the non-metal ion being oxidised.

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CHEMISTRY question: The electrolysis of other molten substances | SubjectCover