Metallic Bonding
1 mark · EasyWhat type of force holds positive metal ions and delocalised electrons together in a metal lattice?
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Electrostatic attraction (between ions and electrons)
Also accept: Electrostatic force of attraction; Attraction between positive ions and electrons
Common mistakes: Covalent bond; Van der Waals forces
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Marking points
B1 · 1 mark · Correctly names the force as electrostatic attraction between positive ions and delocalised electrons.
Worked solution
The force is called electrostatic attraction between the positive metal ions and the delocalised electrons.