Tetrammine diaqua copper (II) hydroxide is given by the formula

Write the formula of Copper(II) oxide.

When 15g of copper sulphate react with 15 g of sodium hydroxide, 20g of sodium suphate along with copper hydroxide is formed .What is the mass of copper hydroxide formed?

A gas (X) gives white dense fumes with chlorine. Its aqueous solution gives a blue colour with copper (II) hydroxide. Name the gas X and write its molecular formula.

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 ......... .

Convey the following information in the from 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 solution.

Which of the following is a complex compound ? Potash alum, tetrammine copper (II) sulphate, Potasium hydrogen fluoride.

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 .