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(i) Why do metals possess lustre? (ii) What is meant by hardness of a substance? Name some metals which are hard. (iii) What are non- metals? |
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Answer» 1) metals possess lustre as it reflects most of the light, very less amount of light is absorbed which makes it look shiny that is, lustrous. example- iron, gold 2) hardness is the amount of force which a metal or non metal can withstand/absorb. examples of hard metals - iron, PLATINUM, ETC 3)non metals are all the OBJECTS on our planet which are not made up of metals or not possess characters of metals examples of non metals diamond-hardest non metal all the chemicals (SODIUM, iodine etc) hope it helps ya mark as brainliest(took 15 minutes to type this) peace ✌✌✌✌✌ |
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