CLASS 10 SCIENCE CHAPTER-3 METALS AND NON-METALS

1. Give an example of metal which (i)   is a liquid at room temperature. (ii)  can be easily cut with knife. (iii) is best conductor of heat. (iv) is poor conductor of heat. Solution : (i) Mercury (ii) Sodium (iii) Silver (iv) Lead 2. Explain the meaning of malleable and ductile. Solution : A substance that …

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