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प्रश्न
What is the main constituent of vinegar?
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उत्तर
Acetic acid isthe main constituent of vinegar
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संबंधित प्रश्न
Consider the following comments about saponification reactions:
I. Heat is evolved in these reactions.
II. For quick precipitation of soap, sodium chloride is added to the reaction mixtures.
III. Saponification reactions are a special kind of neutralisation reactions.
IV. Soaps are basic salts of long-chain fatty acids.
The correct comments are
(a) I, II and III
(b) II, III and IV
(c) I, II and IV
(d) Only I and IV
When you add a few drops of acetic acid to a test-tube containing sodium bicarbonate powder, which one of the following is your observation?
(A) No reaction takes place
(B) A colourless gas with pungent smell is released with brisk effervescence
(C) A brown coloured gas is released with brisk effervescence
(D) Formation of bubbles of a colourless and odourless gas
Why is the conversion of ethanol into ethanoic acid an oxidation reaction?
propanol into propanoic acid?
Name the process in each case and write the equations of the reactions involved.
What type to compound is CH3COOH?
Name two oxidising agents which can oxidise ethanol to ethanoic acid.
What do you notice when acetic acid reacts with alkalies?
On adding NaHCO3 to acetic acid, a gas is evolved which turns lime water milky due to the formation of:
(1) Calcium bicarbonate
(2) Calcium hydroxide
(3) Calcium carbonate
(4) Calcium acetate
What is thr boilng point of acetic acid?
Write a balanced chemical equation for the following:
Monochloroethane is hydrolysed with aqueous KOH.
