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प्रश्न
State two relevant observation of the following:
Ammonium hydroxide solution is added to copper (II) nitrate solution in small quantities and then in excess
उत्तर
(a) When NH4OH is added to copper (II) nitrate solution in small quantities, a pale blue precipitate is observed.
(b) When added in excess, NH4OH dissolves to give an inky blue solution forming a complex salt.
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संबंधित प्रश्न
How will you distinguish between Ammonium hydroxide and Sodium hydroxide using copper sulphate solution?
What happens when ammonia solution is added first dropwise and then in excess to the following solution:
FeCl3
Write a balanced equation for this reaction.
You are provided with PbCO3, ZnCO3 and CaCO3. How will you identify these cations?
Fill in the blank.
The salt which will not react with NH4OH solution ______[ZnCl2, CuCl2 / NH4Cl/ FeCl2]
Distinguish between the following pair of compound using the test given within bracket.
Iron (II) Sulpate an and iron(III) using ammonium hydroxide)
What would you observe in the following cases:
Ammonium hydroxide is first added in a small quantity and then in excess to a solution of copper sulphate.
Write balanced equation copper sulphate solution with ammonium hydroxide solution.
______ is a white precipitate that is soluble in excess of Ammonium hydroxide solution.
Identify the cation in the following case:
Ammonium hydroxide solution when added to Solution B gives a white precipitate which does not dissolve in excess of ammonium hydroxide solution.
Write balanced equation:
Copper sulphate solution with ammonium hydroxide solution.
