Advertisements
Advertisements
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
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 |
APPEARS IN
संबंधित प्रश्न
Give a balanced chemical equation for Preparation of ethane from Sodium propionate
Write a balanced chemical equation for Burning of ethane in the plentiful supply of air.
Fill in the following blank with suitable word:
The next higher homologue of ethane is ...............
Name the hydrocarbon formed when ethanol is heated with conc. H2SO4 at 170°C? What is this reaction known as?
Name one liquid carbon compound which is being used as an additive in petrol in some countries.
Write the balanced equations to convert:
(a) Ethanol to ethene
(b) Ethene to ethanol
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:
Converting ethanol to ethene requires the use of_________(Concentrated hydrochloric acid, concentrated nitric cid, concentrated sulphuric acid).
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’.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
