Metals are good conductors of electricity because they have free _____...?

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Metals are good conductors of electricity because they have free _____...?

(A) Electrons

(B) Protons

(C) Neutrons

(D) Photons

✅ Correct Answer: Electrons

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Source: This question is taken from the Everyday Science

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Most gases conduct electricity at:...?

(A) Normal pressure

(B) Very low pressure

(C) Very high pressure

(D) None of these

✅ Correct Answer: Very low pressure

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Source: This question is taken from the Everyday Science

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Which metal is pure conductor of electricity...?

(A) Copper

(B) Gold

(C) Silver

(D) lead

✅ Correct Answer: Silver

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Source: This question is taken from the Everyday Science

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Which one of the following non-metals is not a poor conductor of electricity...?

(A) Sulphur

(B) Selenium

(C) Bromine

(D) Phosphorus

✅ Correct Answer: Selenium

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Source: This question is taken from the Everyday Science

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Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally______________...?

(A) ionic substances

(B) metallic substances

(C) molecular solids

(D) covalent network solids

✅ Correct Answer: metallic substances

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Source: This question is taken from the Everyday Science

Metals are good conductors of electricity because they have free _____...? Mcqs

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