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प्रश्न
Write a balanced chemical equation for the preparation of the following salts
Copper carbonate
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उत्तर
CuO + CO2 
CuCO3
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संबंधित प्रश्न
How would you obtain salt from another salt?
How is the following salt prepared:
Magnesium carbonate from magnesium chloride.
How is the following salt prepared:
Copper (II) sulphate from copper (II) oxide?
You are provided with the following chemicals:
NaOH, Na2CO3, H2O, Zn(OH)2, CO2, HCI, Fe, H2SO4, CI2, Zn.
Using the suitable chemicals from the given list only, state briefly how you would prepare iron (III) chloride.
From the list of the substances given, name the substances which you would use to prepare each of the following salts:
List of substances: Copper, lead, sodium, zinc, copper oxide, lead carbonate, sodium carbonate solution, dilute hydrochloric acid, dilute nitric acid and dilute sulphuric acid.
Salts: (a) zinc sulphate (b) copper sulphate (c) sodium sulphate (d) lead sulphate.
Carbon dioxide and sulphur dioxide gas can be distinguished by using ______.
Give the equation for the preparation of the following salt from the starting material given.
Copper sulphate from copper (II) oxide
Give the equation for the preparation of the following salt from the starting material given.
Potassium sulphate from potassium hydroxide solution
The following is a list of methods for the preparation of salts.
A – direct combination of two elements.
B – reaction of a dilute acid with a metal.
C – reaction of a dilute acid with an insoluble base.
D – titration of a dilute acid with a solution of soluble base.
E – reaction of two solutions of salts to form a precipitate.
Choose from the above list A to E, the best method of preparing the following salt by giving a suitable equation in the following case:
Sodium sulphate.
Choose the most appropriate answer from
(SO2, SiO2, Al2O3, CO, MgO, Na2O)
An oxide which when dissolved in water form acid.
