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प्रश्न
Distinguish by adding:
Sodium hydroxide solution and ammonium hydroxide solution to Fe(II) salt solution and Fe(III) salt solution.
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उत्तर
Sodium hydroxide and ammonium hydroxide react with Fe(II) salt to form a dirty green gelatinous precipitate, while with a Fe(III) salt solution, they form a reddish brown insoluble precipitate.
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संबंधित प्रश्न
Identify the substance underlined, in the following case:
Cation that does not form a precipitate with ammonium hydroxide but forms one with sodium hydroxide.
What do you observe when caustic soda solution is added to the following solution, first a little and then in excess:
FeCl3
Write a balanced equation for this reaction.
Name the chloride of a metal which is soluble in excess of ammonium hydroxide. Write equation for the same.
Name a yellow monoxide that dissolves in hot and concentrated caustic alkali.
What do you observe when ammonium salt is heated with caustic soda solution?
Using sodium hydroxide solution, how will you distinguish:
Iron (II) chloride from iron (III) chloride
State what do you observe when:
Neutral litmus solution is added to alkaline solution
State your observation of the following case :
When excess sodium hydroxide is added to calcium nitrate solution
Identify the cation in the following case:
Sodium hydroxide solution when added to Solution C gives a white precipitate which is insoluble in excess of sodium hydroxide solution.
State one relevant observation for the following:
To the copper nitrate solution, initially, few drops of sodium hydroxide solution is added and then added in excess.
