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प्रश्न
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
B is an insoluble salt.
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उत्तर
Lead carbonate [PbCO3] is prepared by precipitation.
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संबंधित प्रश्न
Name the kind of particles present in carbonic acid.
Explain the formation of hydronium ion.
Name the ion that turns blue litmus red.
Give one example : A weak mineral acid.
Give one example : A base which is not an alkali.
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?
Solution A is a sodium hydroxide solution. Solution B is a weak acid. Solution C is dilute sulphuric acid. Which solution will.
(i) Liberate sulphur dioxide from sodium sulphite
(ii) Give a white precipitate with zinc sulphate solution,(iii) Contain solute molecules and ions?
State the term defined by the following sentence:
The insoluble solid formed when two solutions are mixed together.
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 hydrogen.
A black coloured solid which on reaction with dilute sulphuric acid forms a blue coloured solution is ______.
