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प्रश्न
Give the equation for the preparation of the following salt from the starting material given.
Copper sulphate from copper (II) oxide
For the preparation of the following salts - give a balanced equation in the following case.
Copper [II] sulphate from copper [II] oxide
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उत्तर
\[\ce{CuO + H2SO4 -> CuSO4 + H2O}\]
Notes
Students should refer to the answer according to their questions.
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संबंधित प्रश्न
How would you obtain salt from another salt?
Name the procedure used to prepare a sodium salt such as sodium sulphate.
How is the following salt prepared:
Calcium sulphate from calcium carbonate,
How many salts can be obtained from ortho phosphoric acid? Is there any difference in the salts formed by the acid?
Define the following term:
Neutralisation
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 |
Write the balanced equation for the preparation of the following compounds, starting from iron and using other substance: Iron (II) chloride
Write the equation for the laboratory preparation of sodium sulphate using dilute sulphuric acid.
Give the equation for the preparation of the following salt from the starting material given.
Lead chloride from lead carbonate (two equations)
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:
Sodium sulphate.
