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प्रश्न
Name a solution that will separate the component of the following mixture: Zn(OH)2 from Pb(OH)2
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उत्तर
Zn(OH)2 from Pb(OH)2 :
Ammonium hydroxide (NH4OH) solution can separate
Zn(OH)2 from Pb(OH)2 as Zn(OH)2 precipitates are dissolved in excess of NH4OH solution while Pb(OH)2 precipitates are insoluble in excess of NH4OH solution.
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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.
Choose the correct answer from the options given below :
Which one is colourless anion?
You are given a mixture of precipitated copper hydroxide and zinc hydroxide. Name a solvent which will dissolve:
Only zinc hydroxide
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?
A given white crystalline salt was tested as follows:
A flame test on the salt gave a persistent golden-yellow colourisation. 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?
When an ammonium salt is warmed with sodium hydroxide solution, a gas is evolved. State three ways in which you could identify this gas.
An amphoteric oxide.
