O-LevelChemistryMetals & Reactivity5070/12 · Oct/Nov 2016 · Q51 Mark

The graph gives the melting points (m.p.) of mixtures of lead and tin. The graph shows that any mixture of lead and tin must have a melting point that is

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Aabove that of tin.

Bbelow that of lead.

Cbelow that of both tin and lead.

Dbetween that of tin and lead.

✓ Correct answer

B: below that of lead.

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Topic: Metals & Reactivity, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2016 Paper 1 Variant 2, question 5.

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