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प्रश्न
Write the characteristics of ethanol.
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उत्तर
- It is colourless liquid at room temperature and
- Its boiling point is 78 °C.
- It is soluble in water in all proportions.
- Its aqueous solution is neutral.
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संबंधित प्रश्न
Explain the action of phosphorous trichloride with ethanol. Write the balanced chemical equation of the above reaction.
How can ethanol and ethanoic acid be differentiated on the basis of their physical properties?
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?
Describe one reaction of ethanol.
What happens when ethanol is heated with concentrated sulphuric acid at 170°C? Write the equation of the reaction which takes place.
When ethanol is heated with concentrated sulphuric acid at 170°C, it gets converted into ethene. In this reaction, concentrated sulphuric acid acts as:
(a) oxidising agent
(b) catalyst
(c) dehydrating agent
(d) reducing agent
The usual disease caused by the excessive drinking of alcohol over a long period of time is:
(a) diabetes
(b) cataract
(c) cirrhosis
(d) arthritis
With a labelled diagram describe an activity to show the formation of an ester.
Name the following:
Oxidising agent used to convert ethanol to acetic acid.
Name a solid which can be used, instead of conc H2SO4 to prepare ethylene by dehydration of ethanol.
The product formed when ethene gas reacts with water in the presence of sulphuric acid is ______.
Name an organic compound which is dehydrated to produce ethene.
State how the following conversion can be carried out:
Ethyl alcohol to ethene.
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’.
Name the process.
______ react with dil. HNO3 to evolve hydrogen gas.
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 balance chemical equation of the following reaction:
Combustion of ethanol.
Give the balanced chemical equation of the reactions.
Neutralization of NaOH with ethanoic acid.
