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प्रश्न
Give reason for the following:
When solution of sulphur dioxide is exposed to air, it gets converted to sulphuric acid.
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उत्तर
Sulphur dioxide gets oxidized when exposed to air to form sulphur trioxide which reacts with water vapours to form sulphuric acid.
\[\ce{SO2 + H2O + O2 -> 2H2SO4}\]
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संबंधित प्रश्न
The acid which is used in the preparation of a volatile acid
Give balanced chemical equations for the action of sulphuric acid on the following:
Potassium hydrogen carbonate.
Name the products formed when hot and concentrated sulphuric acid reacts with Sugar.
Name the following:
Products obtained by treating zinc with dilute sulphuric acid.
What would you observe in the following case?
Hot concentrated sulphuric acid is added to sodium chloride crystals.
Describe the reaction that show
Concentrated sulphuric acid is a non-volatile acid.
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 : Sulphur dioxide
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Copper carbonate
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
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.
