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प्रश्न
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?
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उत्तर
The compound C4H9COOC2H5 is a sweet-smelling ester.
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संबंधित प्रश्न
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
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.
State any two uses of esters.
Consider the following organic compound:
CH3OH, C2H5OH, CH3COCH3, CH3COOH, C2H5COOH, C4H9COOC2H5, CH4, C2H6, CH3CHO, HCHO
Out of these compound:
Which compound is added to alcohol to denature it?
Ethanol can be oxidized to ethanoic acid. Write the equation and name the oxidizing agent.
Write the names of three compounds which can be oxidised directly or in stages to produce acetic acid.
Give the structural formulae of acetic acid.
What do you observe when acetic acid is added to ethyl alcohol in the presence of sulphuric acid?
Which one of the following are the correct observations about acetic acid?
(A) It turns blue litmus red and smells like vinegar
(B) It turns blue litmus red and smells like burning sulphur
(C) It turns res litmus blue and smells like vinegar
(D) It turns red litmus blue and has a fruity smell
Acetic acid smells like:
(1) a banana
(2) vinegar
(3) an orange
(4) a lemon
Explain the following term with an example.
Oxidant
What is vinegar and glacial acetic acid?
Write a balanced equation for the following:
Write the equation for the preparation of ethylene from ethyl alcohol.
Give a balanced chemical equation for the following conversion:
Calcium carbide to ethyne.
CH3–CH2–CHO : propanal : : CH3–COOH : _______
The reaction between acetic acid and sodium carbonate is shown in the following figure.
Answer the questions with the help of a diagram.
- Which gas does come out as effervescence in the big test tube?
- What is the colour change in the lime water present in the small test tube?
- Write the related reaction.
Write an equation showing saponification.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
How is ethanol to ethanoic acid an oxidation reaction different from the reaction in which ethanol burns in the presence of oxygen?
