Question

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

Answer 1

Answer:

one property is of physical appearance

Chalk can easily be broken as it is made up of calcium carbonate

Iron is hard as it is a metal it would be sonorous

Aluminium is also hard but not as iron but it is malleable

cotton can easily be detected