Chemistry 0620 · IGCSE · Elements, compounds and mixtures

Elements, compounds and mixtures — practice question

Substances may be grouped as elements, compounds, or mixtures.
(a)[1]

State whether each item below is an element, a compound or a mixture. (a) brass

(b)[1]

(b) gold

(c)[1]

(c) butane

(d)[1]

(d) air

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “mixture.” …

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