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प्रश्न
State two used of ethanol (other than as a fuel).
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उत्तर
Uses of ethanol:
1. Ethanol is used in the manufacture of several products like dyes, perfumes and synthetic rubber.
2. Ethanol is used as a solvent in many organic compounds. Since it is a good solvent, it is also used in medicines like cough syrups and tincture iodine.
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संबंधित प्रश्न
How would you distinguish experimentally between an alcohol and a carboxylic acid?
Give a balanced chemical equation for Action of alcoholic KOH on bromethane
What happens when ethanol reacts with ethanoic acid in the presence of a little of concentrated sulphuric acid? Write equation of the reaction involved.
How is ethanol prepared by fermentation?
Give the lab. Prepared of ethyl alcohol .
Name the addition product formed between ethene and water.
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
With a labelled diagram describe an activity to show the formation of an ester.
How does ethanol reacts with
(a) Metallic sodium
(b) Acetic acid
(c) Conc.H2S04
Give the structural formula of the following:
Ethanoic acid
Write the characteristics of ethanol.
Complete the following activity.
| Boiling point of ethanol | → | |
| General name of ethanol | → | |
| Use of ethanol | → | |
| Boiling point of ethanoic acid | → | |
| Melting point of pure ethanoic acid | → |
Rectified spirit is an aqueous solution that contains about ______ of ethanol.
Ethene is formed when ethanol at 443 K is heated with excess of concentrated sulphuric acid. What is the role of sulphuric acid in this reaction? Write the balanced chemical equation of this reaction.
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.
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:
Combustion of ethanol.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
