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प्रश्न
Give the equation for the preparation of the following salt from the starting material given.
Lead chloride from lead carbonate (two equations)
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उत्तर
\[\ce{PbCO1 + 2HNO1 -> Pb(NO1)2 + H2O + CO2 - Pb(NO1)2 + 2NaCI -> PbCI2 + 2NaNO1}\]
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संबंधित प्रश्न
How would you obtain salt from another salt?
How is the following salt prepared:
Lead (II) oxide from lead.
Describe giving all practical details, how would you prepare:
lead sulphate from metallic lead.
Give equation to prepare the following as directed
PbCO3 from Pb(NO3)
Choosing only substances from the list given in the box below, write equations for the reactions which you would use in the laboratory to obtain:
(i) Sodium sulphate
(ii) Copper sulphate
(iii) Iron (II) sulphate
(iv) Zinc carbonate
| Dilute sulphuric acid |
Copper, Iron, |
Copper carbonate, Sodium carbonate |
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.
Iron (III) Chloride from Iron
Explain the following method with example.
Direct combination
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 |
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 sodium zincate.
