Chemistry 5070 · O Level · Electrolysis

Electrolysis — practice question

A student carries out electrolysis on three solutions using the apparatus shown.
(a)[6]

Fill in the table.

(b)[2]

Give one test and one observation that can be used to identify oxygen gas.

Worked solution & mark scheme

This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Product at the anode: oxygen” …

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