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प्रश्न
What would you observe in the following case?
Concentrated sulphuric acid is added to equal volumes of cold water.
उत्तर
When concentrated sulphuric acid is added to equal volume of cold water it limit down the heat which is released.
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संबंधित प्रश्न
Give two balanced reactions of each type to show the following properties of sulphuric acid:
Hygroscopic nature
Name the products formed when hot and concentrated sulphuric acid reacts with Carbon.
Give reason for the following:
When concentrated sulphuric acid is added to sugar/glucose, a black mass is left behind.
Give reason for the following:
Concentrated sulphuric acid should not be added to oxalic acid or formic acid in the open laboratory.
Choose the current answer from the options given below :
When conc. H2SO4 comes in contact with sugar, it becomes black due to
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Lead sulphate from lead nitrate.
Give one equation to show the following properties of sulphuric acid : Dehydrating property
Name the gas released when sodium carbonate is added to a solution of sulphur dioxide.
The salt is formed when concentrated sulphuric acid reacts with KNO3 above 200°C.
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
Give a balanced chemical equation for the above reaction.
