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प्रश्न
Give one chemical test to distinguish between the following pair of compounds:
Zinc sulphate solution and Zinc chloride solution.
उत्तर
| Zinc sulphate | Zinc chloride |
|
Add BaCl2 solution to the above solution white precipitates of BaSO4 + ZnCl2 \[\ce{ZnSO + BaCl -> BaSO4\downarrow + \underset{(White ppt)}{ZnCl2}}\] |
Add BaCl2 solution to the above solution no effect is visualised \[\ce{ZnCl2 + BaCl2 -> No visual effect}\] |
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संबंधित प्रश्न
Identify the salts P and Q from the observations given below:
On performing the flame test salt P produces a lilac coloured flame and its solution gives a white precipitate with silver nitrate solution, which is soluble in Ammonium hydroxide solution.
_____________ (AgCl / PbCl2), a white precipitate is soluble in excess NH4OH
State your observations when Barium chloride solution is mixed with Sodium Sulphate Solution.
Sodium hydroxide solution can be used to distinguish between i. iron (II) sulphate solution and (ii) iron (III) sulphate solution; because these solutions give different coloured precipitates with sodium hydroxide solution. Give the colour of the precipitate formed with each of the solution.
Give one chemical test to distinguish between the following pair of compounds:
Iron (II) chloride solution and iron (III) chloride solution.
Write a balanced equation for the following conversion:
\[\ce{ZnSO4 ->[A]Zn(OH)2->[B]Na2ZnO2}\]
A given white crystalline salt was tested as follows:
The addition of barium chloride solution into this solution gave a white precipitate. What conclusions can be drawn for the observation?
Sodium hydroxide solution is added to solution A. A white precipitate is formed which is insoluble in excess sodium hydroxide solution. What is the metal ion present in solution A?
Write balanced equation for a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
Which of the following about oxides is correct?
