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प्रश्न
State one relevant observation for given reactions:
Addition of ethyl alcohol to acetic acid in the presence of concentrated Sulphuric acid
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उत्तर
On addition of ethyl alcohol to acetic acid in the presence of conc. H2SO4 at high temperature, sweet-smelling ethyl acetate ester is produced, and the process is known as esterification.
C2H5OH + CH3COOH → CH3COOC2H5 + H2O
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संबंधित प्रश्न
Write balanced chemical equations to show The dehydrating property of conc. Sulphuric acid with sugar.
Give balanced chemical equations for the action of sulphuric acid on the following:
Sulphur
Give one equation to show the following properties of sulphuric acid:
Acidic nature
Give two balanced reactions of the type to show the following property of sulphuric acid:
Oxidising agent
Give reason for the following:
Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
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:
Cotton clothes get burnt with concentrated sulphuric acid.
Give reason for the following:
H2SO4 cannot be prepared by heating sodium sulphate with conc. HCl or HNO3
Write balanced equation for potassium hydrogen carbonate and dilute sulphuric acid.
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid (using lead nitrate solution).
