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प्रश्न
Give any two uses of ethanoic acid.
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उत्तर
Uses of ethanoic acid:
(1) Ethanoic acid is used in the preparation of plastics, dyes and pharmaceuticals.
(2) Dilute ethanoic acid (vinegar) is used as a food preservative, and as an appetiser in dressing food dishes.
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संबंधित प्रश्न
Write three different chemical reactions showing the conversion of ethanoic acid to sodium ethanoate. Write balanced chemical equation in each case. Write the name of the reactants and the products other ethanoic acid and sodium ethanoate in each case.
A student adds 2 mL of acetic acid to a test tube containing 2 mL of distilled water. He then shakes the test tube well and leaves it to settle for some time. After about 5 minutes he observes that in the test tube there is :
(A) a clear transparent colourless solution
(B) a clear transparent pink solution
(C) a precipitate settling at the bottom of the test tube
(D) a layer of water the layer of acetic acid
Give a reason for Conductivity of dilute hydrochloric acid is greater than that of acetic acid
When zinc powder is added to acetic acid ______________
(a) the mixture becomes warm
(b) a gas is evolved
(c) the colour of the mixture becomes yellow
(d) a solid settles at the bottom
What is the common name of methanol?
Draw the structure of butanoic acid.
Which of the following will give brisk effervescence with sodium hydrogen carbonate and why?
CH3COOH, CH3CH2OH
How is ethanoic acid obtained from ethanol? Write down the chemical equation of the reaction involved.
An organic compound X of molecular formula C2H4O2 gives brisk effervescence with sodium hydrogen carbonate. Give the name and formula of X.
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.
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.
Acetic acid smells like:
(1) a banana
(2) vinegar
(3) an orange
(4) a lemon
The functional group present in acetic acid is ______.
Write a balanced chemical equation for the following:
A mixture of sodalime and sodium acetate is heated.
Explain the following reaction with an example.
Esterification
Vinegar is a solution of ______.
Ethanoic acid reacts with the basic salt, sodium carbonate, to form a salt, named ______, water and carbon dioxide gas.
How is ethanol to ethanoic acid an oxidation reaction different from the reaction in which ethanol burns in the presence of oxygen?
