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प्रश्न
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 | → |
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उत्तर
| Boiling point of ethanol | → | 78 °C |
| General name of ethanol | → | Ethyl alcohol or spirit |
| Use of ethanol | → | As a solvent in medicines |
| Boiling point of ethanoic acid | → | 118 °C |
| Melting point of pure ethanoic acid | → | 17 °C |
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संबंधित प्रश्न
What is the common name of methanal?
What is the molecular formula and structure of the alcohol which can be thought to be derived from pentane?
What is meant by a functional group? Explain with an example.
What happens when (give chemical equation):
Sodium reacts with ethanol (ethyl alcohol).
State two uses of ethanol (other than as a fuel).
What happens when ethanol reacts with ethanoic acid in the presence of a little of concentrated sulphuric acid? Write equation of the reaction involved.
Give the lab. Prepared of ethyl alcohol .
Ethanol can be converted into ethene which can be changed into ethane. Choose the correct word or phrase from the options to complete the following sentence.
The conversion of ethanol into ethene is an example of ______.
How is methane gas prepared in laboratory?
Give two uses of:
Ethane
Name the following:
Oxidising agent used to convert ethanol to acetic acid.
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 homologue of the homologous series with the general formula CnH2n.
3 mL of ethanol is taken in a test tube and warmed gently in a water bath. A 5% solution of alkaline potassium permanganate is added to the first drop by drop to this solution, then in excess.
- How is a 5% solution of KMnO4 prepared?
- State the role of alkaline potassium permanganate in this reaction. What happens on adding it in excess?
- Write the chemical equation of this reaction.
Write the molecular formula of the given compound.
Sodium ethoxide
How is ethanol manufactured from sugarcane?
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.
Ethanol is also known as which of these?
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.
