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Metals and Non-metals
Question
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Why are metals good conductors of heat and electricity?

Answer

Metal are a good conductor of heat and electricity because of their metallic bonding. Metallic bonding consists of a sea of electrons. The free electrons present in the metal have ability to move very freely. Therefore these free electron are responsible for the conduction of heat and electricity.

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Some More Questions From Metals and Non-metals Chapter

Give important physical characteristics of metals.

What do you understand by malleability and ductility of a metal? Give examples of two metals which are both ductile and malleable.

Define the terms:  (i) Thermal conductivity     (ii) Electrical conductivity.

Explain the term sonority.

What is meant by tensile strength?

Why are metals good conductors of heat and electricity?

Why do metals possess lustre?

Why are metals generally ductile and malleable?

What is meant by hardness of a substance? Name some metals which are hard.