Chemistry 0620 · IGCSE · Elements, compounds and mixtures

Elements, compounds and mixtures — practice question

(main)[5]

Complete Table 2.1 by filling in the missing entries.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Chlorine, with atomic numbers $17$ and $20$” …

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