O-LevelChemistryBonding & Structure5070/11 · May/June 2025 · Q81 Mark

Which description of metallic bonding is correct?

Athe electrostatic attraction between negative ions in a lattice and a 'sea' of electrons

Bthe electrostatic attraction between negative ions in a lattice and a 'sea' of protons

Cthe electrostatic attraction between positive ions and negative ions in a lattice

Dthe electrostatic attraction between positive ions in a lattice and a 'sea' of electrons

✓ Correct answer

D: the electrostatic attraction between positive ions in a lattice and a 'sea' of electrons

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Topic: Bonding & Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2025 Paper 1 Variant 1, question 8.

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