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प्रश्न
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?
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उत्तर
(i) C = Dilute sulphuric acid
(ii) A = Sodium hydroxide
(iii) B = Weak acid
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संबंधित प्रश्न
Identify the anion present in the following compounds:
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Write the equation for the reaction that will take place when this first step is carried out.
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
B is an insoluble salt.
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 zinc carbonate (two steps required).
A black coloured solid which on reaction with dilute sulphuric acid forms a blue coloured solution is ______.
