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प्रश्न
How is ethanoic acid obtained from ethanol? Write down the chemical equation of the reaction involved.
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उत्तर
When ethanol (ethyl alcohol) is heated in the presence of alkaline potassium permanganate solution or acidified potassium dichromate solution, it gets oxidised to ethanoic acid. This reaction is known as oxidation reaction.
The chemical equation for the above reaction is:
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संबंधित प्रश्न
While studying saponification reaction, a student measures the temperature of the reaction mixture and also finds its nature using blue/red litmus paper. On the basis of his observations the correct conclusion would be
(A) the reaction is exothermic and the reaction mixture is acidic.
(B) the reaction is endothermic and the reaction mixture is acidic.
(C) the reaction is endothermic and the reaction mixture is basic.
(D) the reaction is exothermic and the reaction mixture is basic.
Complete the following chemical equations: C2H5OH+O2→
Complete the following chemical equations: CH3COOH+NaHCO3→
Choose the correct alternative and rewrite the following:
Acetic acid ..................
Name the gas evolved when ethanoic acid is added to sodium carbonate. How would you prove the presence of this gas?
Which of the following will give brisk effervescence with sodium hydrogen carbonate and why?
CH3COOH, CH3CH2OH
How would you distinguish experimentally between an alcohol and carboxylic acid on the basis of a chemical property?
An organic compound X of molecular formula C2H4O2 gives brisk effervescence with sodium hydrogen carbonate. Give the name and formula of X.
A neutral organic compound is warmed with some ethanoic acid and a little of conc. H2SO4. Vapours having sweet smell (fruity smell) are evolved. What type of functional group is present in this organic compound?
Consider the following organic compound:
CH3OH, C2H5OH, CH3COCH3, CH3COOH, C2H5COOH, C4H9COOC2H5, CH4, C2H6, CH3CHO, HCHO
Out of these compound:
Which compound is most likely to be sweet-smelling?
Ethanol can be oxidized to ethanoic acid. Write the equation and name the oxidizing agent.
What do you notice when acetic acid reacts with litmus?
What do you notice when acetic acid reacts with alcohol?
A student is studying the properties of acetic acid. List two physical properties of acetic acid he observes. What happens when he adds a pinch of sodium hydrogen carbonate to this acid? Write any two observations.
What is vinegar and glacial acetic acid?
How Will You Carry Out the Following Conversions?
Ehane to acitic acid
Choose the correct answer:
Select the acid which contains four hydrozen atoms in it.
State how the following conversions can be carried out:
Ethyl chloride to Ethyl alcohol
Give the balanced chemical equation of the following reaction:
Evolution of carbon dioxide by the action of ethanoic acid with NaHCO3.
Which of the following represents saponification reaction?
