O-LevelChemistryMetals & Reactivity5070/12 · Oct/Nov 2017 · Q321 Mark

Which statement about Group I metals is correct?

AThey are hard compared with most other metals.

BThey form coloured compounds.

CThey have high densities compared with most other metals.

DThey only form ions with a charge of +1.

✓ Correct answer

D: They only form ions with a charge of +1.

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Topic: Metals & Reactivity, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2017 Paper 1 Variant 2, question 32.

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