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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
उत्तर
Cation that does not form a precipitate with ammonium hydroxide but forms one with sodium hydroxide:Ca2+
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संबंधित प्रश्न
Identify the cations in the following case:
NaOH solution, when added to the Solution (A), gives a reddish brown precipitate
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.
Using sodium hydroxide solution, how will you distinguish:
Iron (II) chloride from iron (III) chloride
Identify the substance Q based on the information given below:
The white crystalline solid Q is soluble in water. It liberates a pungent smelling gas when heated with sodium hydroxide solution.
A white solid A when heated with sodium hydroxide solution, gives a pungent gas B, which turns red litmus blue. The solid, when dissolved in dilute nitric acid and treated with silver nitrate gives a white precipitate of C which is soluble in an ammonia solution.
Sodium hydroxide solution is added to the solutions containing the ions mentioned in List X. List Y gives the details of the precipitate. Match the ions with their coloured precipitates.
| List X | List Y |
| (i) Pb2+ | (A) Reddish Brown |
| (ii) Fe2+ | (B) White insoluble inexcess |
| (iii) Zn2+ | (C) Dirty green |
| (iv) Fe3+ | (D) White soluble in excess |
| (v) Cu2+ | (E) White soluble in excess |
| (vi) Ca2+ | (F) Blue |
Distinguish by adding:
Sodium hydroxide solution and ammonium hydroxide solution to ferrous nitrate and lead nitrate.
What is observed when hot, concentrated caustic soda solution is added to zinc? Write a balanced equation.
Write the word equation when ammonium salt is heated with caustic soda solution.
