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प्रश्न
What happens when ethanoic acid reacts with sodium carbonate? Write chemical equation of the reaction involved.
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उत्तर
When ethanoic acid reacts with sodium carbonate, a brisk effervescence of carbon dioxide gas is observed. The salt formed due to this reaction is sodium ethanoate.
The chemical equation for the above reaction is as follows:
2CH3COOH + Na2CO3 → 2CH3COONa + CO2 + H2O
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संबंधित प्रश्न
Write the name and chemical formula of the simplest organic acid.
Name the gas evolved when ethanoic acid is added to sodium carbonate. How would you prove the presence of this gas?
How is ethanoic acid obtained from ethanol? Write down the chemical equation of the reaction involved.
Which of the following molecular formula corresponds to ethylbutanoate ester?
(a) C5H10O2
(b) C6H12O2
(c) C7H14O2
(d) C8H16O2
Write the names of the first three members of the carboxylic acid series.
What is glacial acetic acid?
A student is studying the properties of acetic acid in his school laboratory. List two physical and two chemical properties which he must observe and note in his record book.
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
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
On adding acetic acid to sodium hydrogen carbonate in a test tube, a student observes
(A) no reaction
(B) a colourless gas with pungent smell
(C) bubbles of a colourless and odourless gas
(D) a strong smell of vinegar
Give the structural formula of Acetic acid.
What is vinegar and glacial acetic acid?
Write the important uses of acetic acid.
How will you carry out the following conversions?
Ethene to acetic acid
State how the following conversions can be carried out:
Ethyl chloride to Ethyl alcohol
Identify the term or substance based on the descriptions given below:
Ice like crystals formed on cooling an organic acid sufficiently.
A student while observing the properties of acetic acid would report that this smells like ______.
Write the chemical equation for the following:
Esterification Reaction
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
