Chemistry
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.
Related Questions
Select the odd one out from the following:
(a) solid, liquid, gas, volume
(b) water, fruit juice, air, stone, milk
(c) Iron, aluminium, wood, gold
(d) Freezing, condensation, melting point, evaporation
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.
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.
Define the following terms:
(a) Fusion
(b) Vaporisation
(c) Condensation
(d) Sublimation
(e) Diffusion
(f) Melting point
(g) Boiling point
(h) Liquefaction
(i) Evaporation