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प्रश्न
Write the molecular formula of the given compound.
Ethanoic acid
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उत्तर
Ethanoic acid- CH3COOH or C2H4O2
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संबंधित प्रश्न
The molecular formula of acetic acid is _________ .
(a) CH3COOH
(b) CH3 – CH3
(c) C6H6
(d) C2H4
A student adds a spoon full of powdered sodium hydrogen carbonate to a flask containing ethanoic acid. List two main observations, he must note in his note book, about the reaction that takes place. Also write chemical equation foe the reaction.
Write the IUPAC names, common names and formulae of the first two members of the homologous series of carboxylic acids.
propanol into propanoic acid?
Name the process in each case and write the equations of the reactions involved.
How would you distinguish experimentally between an alcohol and carboxylic acid on the basis of a chemical property?
What is the physical state of CH3COOH?
Name two oxidising agents which can oxidise ethanol to ethanoic acid.
Describe one reaction of a carboxylic acid.
How does ethanoic acid react with sodium hydrogen carbonate? Give equation of the reaction which takes place.
When ethanoic acid reacts with sodium hydrogen carbonate, then a salt X is formed and a gas Y is evolved. Name the salt X and gas. Y Describe an activity with the help of a labelled diagram of the apparatus used to prove that the evolved gas is the one which you have named. Also write the chemical equation of the reaction involved.
Which of the following molecular formula corresponds to ethylbutanoate ester?
(a) C5H10O2
(b) C6H12O2
(c) C7H14O2
(d) C8H16O2
Name the substance used to change acetic acid to acetic anhydride?
A student adds 4 mL of acetic acid to a test tube containing 4 mL of distilled water. He then shakes the test tube and leaves it to settle. After about 10 minutes he observes:
(A) a layer of water over the layer of acetic acid
(B) a layer of acetic acid over the layer of water
(C) a precipitate settling at the bottom of the test tube
(D) a clear colourless solution
On adding acetic acid to sodium hydrogen carbonate in a test tube, a student observes
(A) no reaction
(B) a colourless gas with pungent smell
(C) bubbles of a colourless and odourless gas
(D) a strong smell of vinegar
Explain the following term with an example.
Oxidant
Give the structural formula of Acetic acid.
Give reason for the following :
Ethyne is more reactive than ethane
A spatula full of sodium carbonate is taken in a test tube and 2 mL of dilute ethanoic acid is added to it.
Suggest a method of testing the gas liberated in the reaction.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
