Table of Contents
- 1 What happens when ammonia reacts with copper sulphate solution?
- 2 Does ammonium chloride react with copper?
- 3 What happens to copper sulfate when dissolved in water?
- 4 Why ammonium chloride is added in the assay of zinc oxide?
- 5 When copper sulphate is dissolved in water the colour of solution becomes?
- 6 Is copper chloride soluble in water?
- 7 What happens when ammonium hydroxide is added to copper oxide?
- 8 What is the formula for copper ion in ammonia solution?
- 9 What is the colour of the copper ion in aqueous solution?
What happens when ammonia reacts with copper sulphate solution?
When an aqueous solution of ammonia is added to the solution of copper (II) sulphate, a pale blue coloured precipitate of copper hydroxide is formed . this dissolves in the excess of the aqueous solution to give the deep blue colour solution containing the complex ion, tetraamminecopper (II).
Does ammonium chloride react with copper?
Ammonium chloride reacts with metal oxides to form the corresponding chlorides [1]. In the reaction of copper oxide with ammonium chloride products are formed with physical and chemical parameters dif- ferent from those of copper chloride [2, 3].
What happens to copper sulfate when dissolved in water?
When pure copper sulphate is kept in water it starts to dissolve and in this process a small amount of heat energy is released due to hydration enthalpy released during the dissolution . It’s colour changes to blue colour because 5 molecules of water get attached to it .
Which of the following will not react with ammonium hydroxide solution?
The salt solution which does not react with ammonium hydroxide is calcium nitrate.
What happens when ammonium hydroxide solution is added drop wise to copper sulphate solution till excess?
When ammonium hydroxide is added in the solution of copper sulfate drop-wise, a pale blue precipitate of copper hydroxide is obtained. The equation for this follows: When ammonium hydroxide is added in excess, the precipitate dissolves and gives a deep blue solution of tetraammine copper (II) sulfate.
Why ammonium chloride is added in the assay of zinc oxide?
Answer: Ammonium chloride is used as a systemic acidifying agent in treatment of severe metabolic alkalosis, in oral acid loading test to diagnose distal renal tubular acidosis, to maintain the urine at an acid pH in the treatment of some urinary-tract disorders. Explanation: Please make this answer Brainliest.
When copper sulphate is dissolved in water the colour of solution becomes?
Some crystals of copper sulfate are dissolved in water. The resultant colour of the solution is blue.
Is copper chloride soluble in water?
Water
Copper(II) chloride/Soluble in
Is ammonium sulphate soluble in water?
Ammonium sulfate/Soluble in
What happens when ammonia reacts with copper sulfate?
As the H+ in solution becomes depleted, ammonia will then begin reacting with copper ions to form tetrammine copper (II). During this stage, the precipitate will dissolve again, forming a solution with a much deeper blue color than the original copper sulfate solution.
What happens when ammonium hydroxide is added to copper oxide?
If a drop or two of ammonium hydroxide is added to this solution, initially, a small amount of copper (II) hydroxide will form by the following reaction. This precipitate is a very pale blue color and will look white against the very dark blue of the surrounding solution.
What is the formula for copper ion in ammonia solution?
The copper ion in the aqueous solution of exists predominantly as [Cu (H 2 O) 6] 2+. This complex ion imparts a characteristic pale blue color to the solution. Since ammonia is a weak base, when it is added, hydroxide ion forms: NH 3 (aq) + H 2 O (l) <==> NH 4+ (aq) + OH – (aq); pK b = 9.25 (1)
What is the colour of the copper ion in aqueous solution?
The copper ion in the aqueous solution of exists predominantly as [Cu(H 2O) 6] 2+. This complex ion imparts a characteristic pale blue color to the solution.