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प्रश्न
Choose the correct answer:
The salt which in solution gives a pale precipitate with sodium hydroxide solution and a white precipitate with barium chloride solution is:
पर्याय
Iron (III) sulphate
Iron (II) sulphate
Iron (II) chloride
Iron (III) chloride
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उत्तर
Iron (II) sulphate
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संबंधित प्रश्न
Name the ion that turns red litmus blue.
Name the ions furnished by a weak alkali.
Name the ions furnished by an acid.
Name the ions furnished by bases in solution.
The preparation of lead sulphate from lead carbonate is a two step process (lead sulphate cannot be prepared by adding dilute sulphuric acid to lead carbonate)
Why is the direct addition of dilute sulphuric acid to lead carbonate an impractical method of preparing lead sulphate?
Fill in the blanks.
A base is a compound which if soluble in water contains ______ ions. A base reacts with an acid to form ______ and water only. This type of reaction is known as ______.
Answer the following question related to salts and their preparations:
What kind of salt is prepared by precipitation?
From the formula listed below, choose one, in the following case, corresponding to the salt having the given description:
AgCl, CuCO3, CuSO4.5H2O, KNO3, NaCl, NaHSO4, Pb(NO3)2, ZnCO3, ZnSO4.7H2O.
An insoluble chloride.
Making use only of substances chosen from those given below:
(Dilute sulphuric acid, sodium carbonate, Zinc, sodium sulphite, Lead, calcium carbonate)
Give the equation for the reaction by which you could obtain carbon dioxide.
State your observation:
Zinc granule is added to copper sulphate solution.
