Physics · May / June 2026 · Paper 12 · Question 31
Why are metals good electrical conductors?
- AMetals have electrons that are free to move.
- BMetals have isotopes that are radioactive.
- CMetals have nuclei that have a positive charge.
- DMetals have protons that are fixed in their nuclei.
As printed in the paper
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Correct answer: A. Metals have electrons that are free to move.
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