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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.
APPEARS IN
संबंधित प्रश्न
The molecular formula of acetic acid is _________ .
(a) CH3COOH
(b) CH3 – CH3
(c) C6H6
(d) C2H4
A gas is liberated immediately with a brisk effervescence, when you add acetic acid to sodium hydrogen carbonate powder in a test tube. Name the gas and describe the test that confirms the identity of the gas.
Draw the structures for the following compounds of Propanoic acid.
What is the common name of methanol?
Which of the following will give brisk effervescence with sodium hydrogen carbonate and why?
CH3COOH, CH3CH2OH
How is ethanoic acid obtained from ethanol? Write down the chemical equation of the reaction involved.
State any two uses of esters.
Write the IUPAC name of the following:
\[\begin{array}{cc}
\ce{CH3}\\
|\\
\ce{CH3 -C -CH3}\\
|\\
\ce{CH3}
\end{array}\]
Write the names of the first three members of the carboxylic acid series.
While studying saponification reactions, the following comments were noted down by the students :
(I) Soap is a salt of fatty acids.
(II) The reaction mixture is basic in nature.
(III) In this reaction heat is absorbed.
(IV) This reaction is not a neutralisation reaction.
Which of these are the correct comments ?
(A) I and III only
(B) I, II and III
(C) II, III and IV
(D) I and II only
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.
Name the functional group present in the following compound:
C2H5CHO
Write three physical properties of acetic acid.
Draw the structural formula for the following:
Ethanoic acid
Rewrite the following statement by selecting the correct option.
The formula of ethanoic acid is _____________.
Ketone : –CO– : : Ester : _______
Write the answers to the questions by observing the following figure.
- Write the chemical reaction shown in the figure above in the form of a balanced equation.
- Write the name of the gas coming out of the large test tube in the above chemical reaction.
- Why do small bubbles appear in the small test tube?
- What is the change in colour of lime water?
Anita added a drop each of diluted acetic acid and diluted hydrochloric acid on pH paper and compared the colors. Which of the following is the correct conclusion?
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
