Q. Metals are good conductors of electricity because
A) They contain free electrons
B) The atoms are lightly packed
C) All the above
D) They have high melting point
✔ Correct Answer: They contain free electrons
Exam Insight
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A) They contain free electrons
B) The atoms are lightly packed
C) All the above
D) They have high melting point
✔ Correct Answer: They contain free electrons
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