Question

Assertion : Metals are good conductors of electricity.
Reason : Metals conduct electricity in solid as well as in molten state.

• A. If both assertion and reason are true and reason is the correct explanation of assertion
• B. If both assertion and reason are true but reason is not the correct explanation of assertion
• C. If assertion is true but reason is false
• D. If both assertion and reason are false

Answer 1

Answer: (B)

Metals have partially filled valence bands or overlapping valence and conduction band, hence electrons can flow easily under an applied electric field.