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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
Give a balanced chemical equation for Action of alcoholic KOH on bromethane
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
With a labelled diagram describe an activity to show the formation of an ester.
How will you bring about following conversions:
(a) Methane to methanol
(b) Ethane to ethanol (acetaldehyde)
(c) Methane to methanoic acid
Write a balanced chemical equation for the following:
Ethanol reacts with sodium at room temperature.
Write the characteristics of ethanol.
100% pure ethanol is called ______.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
