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प्रश्न
Choosing the correct words given in brackets, complete the sentence given below: Copper sulphate from copper.
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उत्तर
\[\ce{Cu + conc.H2SO4 -> CuSO4 + 2H2O + SO2}\]
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संबंधित प्रश्न
What kind of salt prepared by direct combination. Write an equation for the reaction that takes place in preparing the salt you have named.
How is the following salt prepared:
Copper (II) sulphate from copper (II) oxide?
Explain why It is necessary to find out the ration of reactants required in the preparation of sodium sulphate.
Explain why fused calcium chloride is used in the preparation of FeCI3?
State how would you prepare copper (II) oxide from
Copper Carbonate
Some methods used for the laboratory preparation of salts are:
(a) Metal + acid
(b) Carbonate + acid
(c) Precipitation
(d) Direct combination
(e) Titration
Copy and complete the following table :
| Salt | Method of Preparation |
| Ammonium Sulphate | |
| Calcium carbonate | |
| Iron (III) chloride | |
| Lead nitrate | |
| Zinc sulphate |
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
Iron (II) sulphate
Give the equation for the preparation of the following salt from the starting material given.
Copper sulphate from copper (II) oxide
Explain the following method with example.
Direct combination
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
D is a soluble salt of zinc.
