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प्रश्न
Give equation to prepare the following as directed
NaHCO3 from Na2CO3
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उत्तर
\[\ce{Na2CO3 + CO2 + H2O -> 2NaHCO3}\]
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संबंधित प्रश्न
How is the following salt prepared:
Calcium sulphate from calcium carbonate,
Describe giving all practical details, how would you prepare:
lead sulphate from metallic lead.
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.
Explain hydronium ion. Write the ionization of sulphuric acid showing the formation of hydronium ion.
How many salts can be obtained from ortho phosphoric acid? Is there any difference in the salts formed by the acid?
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 other substance:
lead sulphate using dilute sulphuric acid.
Choosing the correct words given in brackets, complete the sentence given below: Copper sulphate from copper.
Carbon dioxide and sulphur dioxide gas can be distinguished by using ______.
Explain the following method with example.
Direct combination
