Some of the following gases are soluble in water due to formation of their ions:I - CO2
What can be inferred from the following equation?
Na2SO4(aq)+BaCl2(aq)→BaSO4(s)+2NaCl(aq)
(i) It is a double displacement reaction.
(ii) It is a precipitation reaction.
(iii) It is a decomposition reaction.
(iv) BaSO4 is soluble in water
(v) BaSO4 is precipitate.
(vi) NaCl dissolves in water.
Which of the following are Molecules?
(i) O2
(ii) Argon
(iii)Ammonia
(iv) Helium
(v) Water
(vi) Sugar
QUESTION 2.25(i)
Among the following compounds, identify which are insoluble, partially soluble and highly soluble in water?
(i) Phenol
(ii) Toluene
(iii) Formic acid
(iv) Ethylene glycol
(v) Chloroform
(vi) Pentanol