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प्रश्न
What do you see when concentrated sulphuric acid is added to copper sulphate-5-water ( You are not required to say what is happing, nor is it necessary to name the products.)
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उत्तर
When concentrated sulphuric acid is added to copper sulphate - 5 water, its colour change to white.
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संबंधित प्रश्न
Give one equation to show the following properties of sulphuric acid:
Acidic nature
Which property of sulphuric acid is shown by the reaction of the concentrated sulphuric acid with ethanol?
Name the products formed when hot and concentrated sulphuric acid reacts with Copper.
Name the following:
The precipitate obtained by treating aqueous barium chloride with dilute sulphuric acid.
How are the following conversion brought about? Give equation and condition:
Sodium chloride to hydrogen chloride.
Describe the reaction that show
Concentrated sulphuric acid behaves as oxidizing agent.
Sulphuric acid can be used to prepare a number of gases in the laboratory. Write balanced equation for the reaction from which the folllowing gas are obtained, using dilute sulphuric acid as one of the reactant : Carbon dioxide
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Copper sulphate from copper.
- 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.
State your observation for the following case :
Moist blue litmus is introduced into a gas jar of sulphur dioxide.
