Chemistry
Give two examples for each of the following:-
(a) Substances which sublime.
(b) Substances which do not change their state.
(c) Substances which are rigid and not compressible.
Related Questions
For each of the following statements, say whether it describes a solid, a liquid or a gas.
(a) Particles move about very quickly but do not leave the surface.
(b) Particles are quite close together.
(c) Particles are far apart and move in all directions.
Name the phenomenon which causes the following changes:
(a) Formation of water vapour from water.
(b) Disappearance of camphor when exposed to air.
(c) Conversion of ice into water.
(d) Conversion of water into steam.
Define the following terms:
(a) Fusion
(b) Vaporisation
(c) Condensation
(d) Sublimation
(e) Diffusion
(f) Melting point
(g) Boiling point
(h) Liquefaction
(i) Evaporation
(a) Define: interconversion of states of matter.
(b) What are the two conditions for the interconversion of states of matter?