When caustic soda solution is added to an aqueous solution of coppersulphate, a blue precipitate of copper hydroxide is obtained. The copper hydroxide can be separated from the mixture bythe process of ......... .

Which compound is formed when excess of KCN is added to an aqueous solution of copper sulphate?

What is the coordination entity formed when excess of aqueous KCN is added to an aqueous solution of copper sulphate? Why is it that no precipitate of copper sulphide is obtained when H_2S(g) is passed through this solution?

What is the coordination entity formed when excess of aqueous KCN is added to the aqueous solution of copper sulphate? Why is it that no precipitate of copper sulphide is obtained when H_2S (g) is passed through this solution .

On adding a drop of barium chloride solution to an aquerous solution of sodium sulphite, white precipitate is obtained. What other name can be given to this precipitation reaction?

Convey the following information in the form of a balanced chemical equation : On adding an aqueous solution of sodium hydroxide to an aqueous solution of copper sulphate , copper hydroxide is precipitated and sodium sulphate remains in the solution .

On adding a drop of barium chloride solution to an aqueous solution of sodium sulphite, white precipitate is obtained. On adding dilute hydrochloric acid to the reaction mixture, white precipitate disappears. Why?

When in the blue solution of copper sulphate, Zinc srtip is dipped, after some time colour changes to:

what happen when a piece of zinc is added to copper sulphate solution?

Why blue color of copper sulphate solution disappear when iron nail is immeresed in it?