Which of the following statements regarding copper salts is not true ?
Chemistry · JEE Advanced · NTA Exams — d- and f-Block Elements
Which of the following statements regarding copper salts is not true ?
- Copper (I) ion disproportionates to copper metal and copper (II) ion in aqueous solution.
- Copper (I) ion can be stablised by the formation of insoluble complex compounds such as \(\mathrm{CuCl}_{2}^{-}\)and \(\mathrm{Cu}(\mathrm{CN})_{2}^{-}\).
- Copper (II) oxide is red powder.
- The water of crystallization of copper sulphate is five
Answer
(C) Copper (II) oxide is red powder.
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