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प्रश्न
Name the metal hydroxides which are insoluble in ammonium hydroxide solution.
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उत्तर
Fe(OH)2 and Fe(OH)3
संबंधित प्रश्न
Name the method used for preparation of the following salt from the list given below:
Zinc ion and Lead ion.
Three test tubes contain calcium nitrate solution, zinc nitrate solution and lead nitrate solution.Describe the effect of Adding ammonium hydroxide to each portion in turn till it is in excess.
State what do you observe when:
Ammonium hydroxide is added to iron (III) sulphate solution.
How would you distinguish between Zn2+ and Pb2+ ions, using ammonium hydroxide solution?
State two relevant observations of the following:
Ammonium hydroxide solution is added to zinc nitrate solution in minimum quantities and then in excess.
How would you distinguish between Zn2+ and Pb2+ using ammonium hydroxide solution?
Write the observation for the following :
NH4OH is added first in a small quantity and then in excess to a solution of copper sulphate.
Write the observation for the following:
Excess NH4OH is added to a substance obtained by adding hydrochloric acid in silver nitrate solution.
Identify the cation of the following case:
NaOH solution when added to solution (C) gives white ppt. which insoluble in excess.
Write balanced equation:
Copper sulphate solution with ammonium hydroxide solution.
