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प्रश्न
Name the first four members of alphatic carboxylic acid.
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उत्तर
The first four members of alphatic carboxylic acid are:
- Methanoic acid
- Ethanoic acid
- Propanoic acid
- Butanoic acid
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संबंधित प्रश्न
List two uses of esters.
What is the common name of methanol?
Three organic compounds A, B and C have the following molecular formulae: C4H10O
Which compound contains a carboxyl group? Write its name and structural formula.
Name one chemical compound which can be used to distinguish between ethanol and ethanoic acid.
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.
If you are asked to report your observations about the following two properties of acetic acid, what would you report?
(i) Odour
(ii) Effect on litmus
Which of the following observations is true about dilute solution of acetic acid?
(A) It smells like vinegar and turns red litmus blue
(B) It smells like onion and turns blue litmus red
(C) It smells like orange and turns red litmus blue
(D) It smells like vinegar and turns blue litmus red
Explain the following term with example.
Monomer
Explain the following reaction with an example.
Esterification
Write the characteristics of ethanoic acid.
