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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 one relevant observation for given reactions:
Addition of ethyl alcohol to acetic acid in the presence of concentrated Sulphuric acid
Distinguish between the given pairs of compounds using the test given within brackets:
Dilute sulphuric acid and dilute hydrochloric acid (using barium chloride solution)
Give a chemical test to distinguish between dilute sulphuric acid and conc. sulphuric acid.
Name the following:
Gases obtained by treating carbon with hot concentrated sulphuric acid.
What would you observe in the following case?
Concentrated sulphuric acid is added to equal volumes of cold water.
Describe the reaction that show
Dilute sulphuric acid behaves as dibasic acid.
What would you see, when a crystal of CuSO4.5H2O is placed in concentrated sulphuric acid? Give reason to explain your observation.
Dilute sulphuric acid will produce a white precipitate when added to a solution of ______.
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid (using lead nitrate solution).
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?
