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प्रश्न
Write equation for the laboratory preparation of the following salt, using sulphuric acid: Iron (II) sulphate from the iron.
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उत्तर
Fe + dilute H2SO4 → FeSO4 + H2
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संबंधित प्रश्न
Give the preparation of the salt shown in the left column by matching with the methods given in the right column. Write a balanced equation for each preparation.
| Salt | Method of preparation |
| Zinc Sulphate | Precipitation |
| Ferrous sulphide | Oxidation |
| Barium Sulphate | Displacement |
| Ferric sulphate | Neutralisation |
| Sodium sulphate | Synthesis |
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.
Choose the method of preparation of the following salts, from the methods given in the list:
[List : A. Neutralization B. Precipitation C. Direct combination D. Substitution ]
(i) Lead chloride
(ii) Iron (II) sulphate
(iii) Sodium nitrate
(iv) Iron (III) chloride
State how would you prepare copper (II) oxide from
copper sulphate
Give equation to prepare the following as directed
MgCO3 from MgCl2
Choosing the correct words given in brackets, complete the sentence given below: Copper sulphate from copper.
Write the equations for the reaction to prepare lead sulphate from lead carbonate.
Give the equation for the preparation of the following salt from the starting material given.
Potassium sulphate from potassium hydroxide solution
State the inference drawn from the following observation:
Salt S is prepared by reacting dilute sulphuric acid with copper oxide Identify S.
Explain why Anhydrous FeCl3 cannot be prepared by heating hydrated iron (III) chloride.
