Aqueous copper sulphate solution (blue in colour) gives (i) a green precipitate with aqueous potassium fluoride, and (ii) a bright green solution with aqueous potassium chloride. Explain these experimental results.

Aqueous solution of copper sulphate

An aqueous solution of potassium gives

An aqueous solution of ferric chloride gives a brown precipitate upon standing . Justify.

The colour of the precipitate obtained when an aqueous solution sodium chloride is treated with silver nitrate solution is

The colour of the precipitate obtained when an aqueous solution of sodium chloride is treated with silver nitrate solution is

When an aqueous solution of potassium fluoride is electrolyzed, which of the following occurs

AgCl reacts with aqueous solution of sodium thiosulphate and potassium cyanide solutions to give :

Convey the following information in the form of balanced chemical equations (i) An aqueous of ferrous sulphate reacts with an aqueous solution of sodium hydroxide to form precipitate of ferrous hydroxide and sodium sulphate remains in solution. (ii) Potassium metal reacts with water to give potassium hydroxide solution and hydrogen gas is evolved in the reaction. (iii) Solid potassium chlorate upon heating forms potassium chloride and liberates oxygen gas. (iv) An aqueous solution of aluminium chloride reacts with an aqueous solution of ammonium hydroxide solution to form aluminium hydroxide and ammonium chloride.

What will happen when chloride is passed through an aqueous solution of potassium bromide ?