Physics · Electric Current and Conductors
Which of the following best explains why copper is a good conductor of electricity?
- 1Its atoms are heavier than other metals
- 2It has more neutrons than electrons
- 3It has a tightly bound valence shell
- 4It has one loosely bound free electron per atom in its outermost shell✓
Correct answer
It has one loosely bound free electron per atom in its outermost shell
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