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प्रश्न
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 |
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उत्तर
| Salt | Method of Preparation |
| Ammonium Sulphate | Titration |
| Calcium carbonate | Precipitation |
| Iron (III) chloride | Direct combination |
| Lead nitrate | Carbonate + acid |
| Zinc sulphate | Metal + acid |
APPEARS IN
संबंधित प्रश्न
How is the following salt prepared:
Lead (II) oxide from lead.
How is the following salt prepared:
Copper (II) sulphate from copper (II) oxide?
Explain why fused calcium chloride is used in the preparation of FeCI3?
How many salts can be obtained from ortho phosphoric acid? Is there any difference in the salts formed by the acid?
State how would you prepare copper (II) oxide from
Copper Carbonate
Give equation to prepare the following as directed
MgCO3 from MgCl2
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.
Lead chloride from lead carbonate (two equations)
Match the salts underlined in Column A with the most suitable method of preparation given in Column B.
| Column A | Column B | ||
| (a) | \[\ce{ZnCl2 \text{from} Zn}\] | 1. | Precipitation |
| (b) | \[\ce{KNO3 \text{from} KOH}\]. | 2. | Direct combination |
| (c) | \[\ce{CaCO3 \text{from} CaCl2}\]. | 3. | Displacement reaction |
| 4. | Neutralization |
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:
Copper sulphate.
