O-LevelChemistryBonding & Structure5070/11 · Oct/Nov 2010 · Q91 Mark

The conduction of electricity by metals is carried out by the movement of

Aelectrons only.

Belectrons and positive ions.

Cnegative ions only.

Dnegative ions and positive ions.

✓ Correct answer

A: electrons only.

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Topic: Bonding & Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2010 Paper 1 Variant 1, question 9.

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