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प्रश्न
In a tabular form, differentiate between ethanol and ethanoic acid under the following heads:
(i) Physical state
(ii) Taste
(iii) NaHCO3 test
(iv) Ester test
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उत्तर
| (i) | Physical state | Ethanol is a colourless liquid with pleasant odour | Ethanoic acid is colourless, pungent smelling liquid |
| (ii) | Taste | Ethanol is bitter to taste | Ethanoic acid is sour to taste |
| (iii) | NaHCO3 test | Ethanol does not react with sodium bicarbonate | When ethanoic acid reacts with sodium NaHCO3 with the evolution of carbon dioxide gas. |
| (iv) | Ester test | Ethanol on reaction with ethanoic acid in the presence of acid forms ester | Ethanoic acid on reaction with ethanol in the presenc |
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संबंधित प्रश्न
Write the molecular formula of the 2nd and the 3rd member of the homologous series whose first member is methane.
Give a balanced chemical equation for Preparation of ethane from Sodium propionate
Give one exampleof the compound having the following functional group:
Alcohol group
State two used of ethanol (other than as a fuel).
One of the following substances is not added to make denatured alcohol. This is:
(a) methyl alcohol
(b) copper sulphate
(c) chloroform
(d) pyridine
Ethanol can be converted to ethene which can be changed to ethane.
Choose the correct word or phrase from the options given below to complete the following sentences:
The conversion of ethanol to ehane is an example of_________(dehydration, dehydrogenation)
From the given list, name the compound with –COOH as part of its structure.
The organic compound obtained as the end product of the fermentation of a sugar solution is ______.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
An organic compound ‘A’ is widely used as a preservative and has the molecular formula C2H4O2. This compound reacts with ethanol to form a sweet-smelling compound ‘B’.
Write the chemical equation for its reaction with ethanol to form compound ‘B’.
