O-LevelChemistryMetals & Reactivity5070/12 · Oct/Nov 2014 · Q301 Mark

The solid carbonates of three metals, W, X and Y, are heated. Which statements are correct? 1 Metal Y is more reactive than metal X. 2 Metal W is a transition metal. 3 If dilute nitric acid is added to all three carbonates, carbon dioxide is given off from the carbonates of W and X but not from the carbonate of Y.

A1 and 2 only

B1 and 3 only

C2 and 3 only

D1, 2 and 3

✓ Correct answer

A: 1 and 2 only

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Topic: Metals & Reactivity, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2014 Paper 1 Variant 2, question 30.

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