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प्रश्न
Write the equations for the reaction to prepare lead sulphate from lead carbonate.
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उत्तर
\[\ce{PbCO3 + 2HNO3 -> Pb(NO3)2 + H2O + CO2}\]
\[\ce{Pb(NO3)2 + 2HCl -> PbCl2 + 2HNO3}\]
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संबंधित प्रश्न
Name the procedure used to prepare a sodium salt such as sodium sulphate.
How is the following salt prepared:
Lead (II) oxide from lead.
State how would you prepare copper (II) oxide from
Copper Carbonate
Give equation to prepare the following as directed
MgCO3 from MgCl2
Give equation to prepare the following as directed
PbCO3 from Pb(NO3)
Give equation to prepare the following as directed
NaHCO3 from Na2CO3
Define the following term:
Neutralisation
The diagram given below is to prepare iron (III) chloride in the laboratory.
(i) What is substance B?
(ii) What is the purpose of B?
(iii)Why is iron (III) chloride to be stored in a closed container?
(iv) Write the equation for the reaction between iron and chloride ?
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 |
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
D is a soluble salt of zinc.
