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Explain how electricity is conducted through a metal. To gain full marks your answer must include a description of the structure and bonding in a metal.

Metals can be described as a lattice of close-packed positive ions in a sea of delocalised electrons. Because the electrons are delocalised, they can move freely through the metal.

Andrew B. GCSE Chemistry tutor, A Level Chemistry tutor, GCSE Maths t...

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