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प्रश्न
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Copper sulphate from copper.
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उत्तर
\[\ce{Cu + H2SO4 -> CuSO4 + H2}\]
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संबंधित प्रश्न
Identify the acid in the following case:
The acid on mixing with lead nitrate solution produces a white precipitate, which is insoluble even on heating.
Quicklime is not used to dry HCl gas because _____.
Give two balanced reactions of the type to show the following property of sulphuric acid:
Acidic nature
Give two balanced reactions of the type to show the following property of sulphuric acid:
Oxidising agent
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid.
Name the products formed when hot and concentrated sulphuric acid reacts with Sulphur.
How are the following conversion brought about? Give equation and condition:
Sodium chloride to hydrogen chloride.
- Name the catalyst which helps in the conversion of sulphur dioxide to sulphur trioxide in step C.
- In the contact process for the manufacture of sulphuric acid, sulphur trioxide is not converted to sulphuric acid by reacting it with water. Instead a two-step procedure is used. Write the equations for the two steps involved in D.
- What type of substance will liberate sulphur dioxide from sodium sulphite in step E?
- Write the equation for the reaction by which sulphur dioxide is converted to sodium sulphite in step F.
Give a balanced chemical equation for the action of sulphuric acid on the following:
Potassium hydrogen carbonate
Write balanced chemical equation to show :
The oxidizing action of conc.sulphuric acid on carbon
