Question

give 10 examples of substances which do not change their state on heating

Answer 1

bacalite
melamine
oxygen
carbon dioxide
hydrogen
argon
helium
diamond
graphite
(iron and steel:they will expand but they don't change their state )

Answer 2

Diamond

Graphite

Stone

Gases

Rock

Liquid

Vapour

Plasma

Oxygon

Hydrogen

Carbon Dioxide

Air