Question

give two eg of The substances which do not change their
state on heating​

Answer 1

Answer:

(a) Camphor, iodine, naphthalene, ammonium chloride, dry ice (solid carbon dioxide), etc. (b) Gases do not change their state on heating.

Explanation:

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Answer 2

All the gases around us can not change its state on heating. Such as oxygen, nitrogen, hydrogen, fluorine, chlorine, helium, neon, argon, krypton, radon and all nuclear gases. The chemical substances which dont change their state of matter are diamond and graphite and few more carbon matter.