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प्रश्न
Write the observation for the following:
Excess NH4OH is added to a substance obtained by adding hydrochloric acid in silver nitrate solution.
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उत्तर
Silver chloride is formed on adding hydrochloric acid in silver nitrate solution. On adding excess of ammonium chloride, white ppt. gets dissolved.
\[\ce{2AgCl(s) + 2NH4OH(aq) -> Ag2O(s) + H2O(I) + 2NH4Cl(aq)}\]
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संबंधित प्रश्न
On adding dilute ammonia solution to a colourless solution of a salt, a white gelatinous precipitate appears. This precipitate however dissolves on addition of excess of ammonia solution. Identify (choose from Na, Al, Zn, Pb, Fe)
What is the formula of the white gelatinous precipitate obtained?
Name the metal hydroxides which are insoluble in ammonium hydroxide solution.
You are provided with PbCO3, ZnCO3 and CaCO3. How will you identify these cations?
Choose the correct answer from the options given below :
Which salt solution is soluble in excess of NH4OH
Write the observation for the following :
NH4OH is added first in a small quantity and then in excess to a solution of copper sulphate.
Identify the cation of the following case:
NaOH solution when added to solution (A) gives a reddish brown precipitate
The salt solution which does not react with ammonium hydroxide is ______.
______ is a white precipitate that is soluble in excess of Ammonium hydroxide solution.
Rita was given an unknown salt for identification. She prepared a solution of the salt and divided it into two parts.
- To the first part of the salt solution, she added a few drops of ammonium hydroxide and obtained a reddish-brown precipitate.
- To the second part of the salt solution, she added a few drops of silver nitrate solution and obtained a white precipitate.
Name:
- The cation present and
- The anion present in the salt given for identification.
Write balanced equation:
Copper sulphate solution with ammonium hydroxide solution.
