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प्रश्न
Ethanoic acid has a .................... odour.
(a) Rotten eggs
(b) Pungent
(c) Vinegar-like
(d) Mild
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उत्तर
(b) Pungent
Ethanoic acid has a pungent odour.
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संबंधित प्रश्न
Draw the structure for the following compound:
Propanoic acid
What will you observe when dilute ethanoic acid and dilute hydrochloric acid are put on universal indicator paper, one by one? What does it show?
What is an oxidising agent?
How does ethanoic acid react with sodium hydrogen carbonate? Give equation of the reaction which takes place.
How would you distinguish between ethanol and ethanoic acid by chemical test?
An organic compound X of molecular formula C2H4O2 gives brisk effervescence with sodium hydrogen carbonate. Give the name and formula of X.
Give any two uses of ethanoic acid.
Ethanol can be oxidized to ethanoic acid. Write the equation and name the oxidizing agent.
Acetic acid is a typical acid. Write one equation in case of its reactions with a carbonate.
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
What is the main constituent of vinegar?
What type of compound is formed by the reaction between acetic acid and an alcohol?
Write the chemical equation for the following:
Combustion of methane
The functional group present in acetic acid is ______.
Write the molecular formula of the given compound.
Sodium ethanoate
Write the characteristics of ethanoic acid.
Vinegar is a solution of ______.
Which of the following represents saponification reaction?
Raina while doing certain reactions observed that heating of substance ‘X’ with a vinegar-like smell with a substance ‘Y’ (which is used as an industrial solvent.) in the presence of conc. Sulphuric acid in a water bath gives a sweet-smelling liquid ‘Z’ having molecular formula C4H8O2. When heated with caustic soda (NaOH), ‘Z’ gives back the sodium salt and the compound ‘Y’.
Identify ‘X’, ‘Y’, and ‘Z’. Illustrate the changes with the help of suitable chemical equations.
