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प्रश्न
State any two uses of esters.
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उत्तर
Uses of esters:
(1) Esters are used in making artificial perfumes because of their sweet fragrance.
(2) Esters are used as flavouring agents in ice-creams, sweets and cold drinks.
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संबंधित प्रश्न
The molecular formula of acetic acid is _________ .
(a) CH3COOH
(b) CH3 – CH3
(c) C6H6
(d) C2H4
A student puts a drop of reaction mixture of a saponification reaction first a blue litmus paper and then on a red litmus paper. He may observe that:
(a) There is no change in the blue litmus paper and the red litmus paper turns white.
(b) There is no change in the red litmus paper and the blue litmus paper turns red.
(c) There is no change in the blue litmus paper and the red litmus paper turns blue.
(d) No change in colour is observed in both the litmus papers
What is the common name of ethanoic acid?
Give the common names and IUPAC names of the following compounds of HCOOH.
Complete the following equation:
`CH_3 COOH + CH_2 H_5 OH` 
How does ethanoic acid react with sodium hydrogen carbonate? Give equation of the reaction which takes place.
Which of the following molecular formula corresponds to ethylbutanoate ester?
(a) C5H10O2
(b) C6H12O2
(c) C7H14O2
(d) C8H16O2
Acetic acid is a typical acid. Write one equation in case of its reactions with a carbonate.
If you take a pinch of sodium hydrogen carbonate powder in a test-tube and add drop-by-drop acetic acid to it, what would you observe immediately? List any two main observations.
Why is Soda lime used not only NaOH?
State how the following conversion can be carried out:
Ethyl chloride to Ethene.
Write a balanced chemical equation for the following:
Monochloroethane is hydrolysed with aqueous KOH.
Give a balanced chemical equation for the following conversion:
Calcium carbide to ethyne.
Write the characteristics of ethanoic acid.
A few drops of ethanoic acid were added to solid sodium carbonate. The observation made was that ______.
Ester is formed by the reaction between ______.
Which of the following substance produces brisk effervescence with baking soda solution?
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.
