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प्रश्न
Ethanoic acid _________.
विकल्प
is odourless
has a pungent smell
has a smell of rotten egg
- has a vinegar-like an odour
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उत्तर
Ethanoic acid has a pungent smell.
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संबंधित प्रश्न
When ethanol reacts with ethanoic acid in the presence of conc. H2SO4, a substance with fruity smell is produced. Answer the following:-
(i) State the class of compounds to which the fruity smelling compounds belong. Write the chemical equation for the reaction and write the chemical name of the product formed.
(ii) State the role of conc. H2SO4 in the reaction.
Consider the following comments about saponification reactions:
I. Heat is evolved in these reactions.
II. For quick precipitation of soap, sodium chloride is added to the reaction mixtures.
III. Saponification reactions are a special kind of neutralisation reactions.
IV. Soaps are basic salts of long-chain fatty acids.
The correct comments are
(a) I, II and III
(b) II, III and IV
(c) I, II and IV
(d) Only I and IV
List two uses of esters.
Complete the following chemical equations: C2H5OH+O2→
Draw the structure for the following compound:
Ethanoic acid
Draw the structure of butanoic acid.
Name the gas evolved when ethanoic acid is added to sodium carbonate. How would you prove the presence of this gas?
Why is the conversion of ethanol into ethanoic acid an oxidation reaction?
What is an oxidising agent?
The structural formula of an ester is :
Write the formula of the acid and the alcohol from which it is formed.
Write the IUPAC name of the following:
\[\begin{array}{cc}
\ce{CH3}\\
|\\
\ce{CH3 -C -CH3}\\
|\\
\ce{CH3}
\end{array}\]
Acetic acid is a typical acid. Write one equation in case of its reactions with a carbonate.
Explain the following term with example.
Monomer
Write three physical properties of acetic acid.
Give reason for the following :
Ethyne is more reactive than ethane
Distinguish between esterification and saponification reactions with the help of chemical equations for each.
Explain the following reaction with an example.
Esterification
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
