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प्रश्न
Distinguish between the given pairs of compounds using the test given within brackets:
Dilute sulphuric acid and dilute hydrochloric acid (using barium chloride solution)
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उत्तर
Sulphuric acid precipitates the insoluble sulphate of barium from the solution of barium chloride
BaCl2 + H2SO4 → BaSO4 + 2HCl
Dilute HCl does not react with barium chloride solution, and thus, no precipitate is produced in the reaction.
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संबंधित प्रश्न
Write balanced chemical equations to show The dehydrating property of conc. Sulphuric acid with sugar.
Why is water not added to concentrated H2SO4 in order to dilute it?
Give two balanced reactions of the type to show the following property of sulphuric acid:
Acidic nature
Give examples of the use of sulphuric acid as
An oxidizing agent
Give reason for the following:
Concentrated sulphuric acid is kept in airtight bottles.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Lead nitrate solution
Name the gas evolved in following case:
The gas produced by the action of concentrated sulphuric acid on sodium chloride.
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
State two observations when
A few crystals of KNO3 are heated in a hard glass tube
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
State the method of collection of the gas formed above.
