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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 ions furnished by bases in solution.
Choose the correct answer from the options given below :
An electrolyte which completely dissociates into ions are :
Name the ions furnished by : a weak alkali
Give one example : A basic oxide which is insoluble in water.
Give one example : A base which is not an alkali.
Fill in the blank from the choices given in bracket.
When a metallic oxide is dissolved in water, the solution formed has a high concentration of ___________ ions. (H+,H3O+,OH-)
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:
From the list of the following salts choose the salt that most appropriately fits the description given in the following :
[ AgCl, MgCl2, NaHSO4, PbCO3, ZnCO3, KNO3, Ca(NO3)2 ]
(i) A deliquescent salt
(ii) An insoluble chloride
(iii) On heating this salt gives a yellow residue when hot and white when cold
(iv) On heating this salt, a brown coloured to prepare the following salts:
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 sulphur dioxide.
A black coloured solid which on reaction with dilute sulphuric acid forms a blue coloured solution is ______.
