Chemistry 5070 · O Level · Identification of ions and gases

Identification of ions and gases — practice question

Mineral alstonite has two different cations, but just one anion. The table lists the tests that a student performs on a sample of alstonite. Complete the table. Name any gases that are produced.
(main)[6]

Fill in the table of tests, observations and conclusions for alstonite.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The gas given off is carbon dioxide.” …

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