What do you observe when barium chloride solution is added to dilute sulphuric acid?
What do you observe when caustic soda solution is added to the following solution, first a little and then in excess: (a) FeCl3,
(b) ZnSO4, (c) Pb(NO3)2,
(d) CuSO4 ? Write balanced equations for these reactions.
What do you observe when
(a) an acid is added to a basic solution.
(b) ammonium chloride is dissolved in water.