Give one test to distinguish between the following : - Iron (II) chloride solution and copper chloride solution.
|Iron (III) chloride solution|
Copper chloride solution
When NaOH solution is added a dirty green precipitate of iron (III) hydroxide is formed.
When NaOH solution is added a bluish precipitate of copper (II) hydroxide is formed.
Select the correct answers :
(a) Colour of an aqueous solution of copper sulphate is
(i) Green (ii) Brown (iii) Blue (iv) Yellow
(b) Colour of the precipitate formed on adding NaOHNaOHNaOH solution to iron (II) sulphate solution is
(i) White (ii) Brown (iii) Green (iv) Pale blue
(c) A metal which produces hydrogen on reacting with alkali as well as with acid.
(i) Iron (ii) Magnesium (iii) Zinc (iv) Copper