Chemistry 5070 · O Level · Electrolysis

Electrolysis — practice question

A student examines two separate aqueous electrolytes with the apparatus illustrated.
(a)[5]

Fill in the table.

(b)[1]

State the test and the observation used to identify hydrogen gas. Test [BLANK] Observation [BLANK]

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Name of substance at the anode: oxygen” …

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