Advertisements
Advertisements
प्रश्न
Using ammonium hydroxide, how would you distinguish between the following pair of ions in solution?
Ferrous ion and Ferric ion.
उत्तर
Ferrous ion and Ferric ion
(i) \[\ce{FeSO4 + 2NH4OH -> Fe(OH)2 v + (NH4)2SO4}\]
Fe(OH)2 forms dirty green precipitates.
(ii) \[\ce{Fe2(SO4)3 + 6NH4OH -> 2Fe(OH)3 v + 3(NH4)2SO4}\]
Fe(OH)3 forms reddish brown precipitates.
APPEARS IN
संबंधित प्रश्न
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.
Name the metal hydroxides which are soluble in ammonium hydroxide solution.
State what do you observe when:
Ammonium hydroxide is added to iron (III) sulphate solution.
State two relevant observation of the following:
Ammonium hydroxide solution is added to copper (II) nitrate solution in small quantities and then in excess
How would you distinguish between Zn2+ and Pb2+ using ammonium hydroxide solution?
Identify the cation of the following case:
NaOH solution when added to solution (C) gives white ppt. which insoluble in excess.
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.
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.
Write balanced equation:
Copper sulphate solution with ammonium hydroxide solution.
