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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.
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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
State the inference drawn from the following observations:
Salt S is prepared by reacting dilute sulphuric acid with copper oxide. Identify S.
Name the following:
The precipitate obtained by treating aqueous barium chloride with dilute sulphuric acid.
Describe the reaction that show
Concentrated sulphuric acid is a dehydrating agent.
Write the equation of the following reaction :
Concentrated sulphuric acid is poured over sugar
State your observation for the following case :
Dry red rose petals are placed in the jar of sulphur dioxide.
Give one equation to show the following property of sulphuric acid:
Dehydrating property
Dilute hydrochloric acid and dilute sulphuric acid are both colourless solutions. How will the addition of barium chloride solution to each help to distinguish between the two?
State your observation of the following case:
When dilute hydrochloric acid is added to sodium carbonate crystals.
Name the acid formed when sulphur dioxide dissolves in water.
What property of Sulphuric acid is exhibited in the following case?
When concentrated Sulphuric acid reacts with Copper to produce Sulphur dioxide gas.
