O-LevelChemistryMetals & Reactivity5070/12 · May/June 2015 · Q321 Mark

Two pieces of iron, one with zinc attached and the other with copper attached, are placed separately in water as shown. Which statements are correct? 1 The iron in Y will not rust. 2 The water in Z will turn blue. 3 The zinc in Y will be oxidised.

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A1, 2 and 3

B1 and 2 only

C1 and 3 only

D2 and 3 only

✓ Correct answer

C: 1 and 3 only

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Topic: Metals & Reactivity, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2015 Paper 1 Variant 2, question 32.

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