1.

055 Chall, iron, aluminium, Cotton, usually look diff Crom for each other. Give some properties by whichwe con prove that these materials are different.​

Answer»

one PROPERTY is of PHYSICAL appearance Chalk can EASILY be broken as it is made up of calcium carbonateIron is hard as it is a METAL it would be sonorous Aluminium is also hard but not as iron but it is malleablecotton can easily be detected



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