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प्रश्न
Give reason for the following:
When concentrated sulphuric acid is exposed to air, its volume increases and it becomes slightly dilute.
उत्तर
When concentrated sulphuric acid is exposed to air, it absorbs water vapours from the atmosphere thus increasing its volume and becoming dilute.
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संबंधित प्रश्न
Give balanced chemical equations for the action of sulphuric acid on the following:
Sulphur
Give two balanced reactions of the type to show the following property of sulphuric acid:
Acidic nature.
Name the products formed when hot and concentrated sulphuric acid reacts with Sugar.
How are the following conversion brought about? Give equation and condition:
Sucrose to sugar charcoal.
Choose the current answer from the options given below :
When conc. H2SO4 comes in contact with sugar, it becomes black due to
Choose the current answer from the options given below :
The catalyst used for the oxidation of SO2 to SO3 in contact process is
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
Which concentrated acid oxidizes sulphur directly to sulphuric acid ? Write the equation for the same. What is the name of the process by which sulphuric acid is manufactured ? Name the catalyst used in the process.
The property exhibited by concentrated sulphuric acid when it is used to prepare hydrogen chloride gas from potassium chloride is ______.
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
What is the property of sulphuric acid that makes it a suitable reagent for the reaction?
