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प्रश्न
Explain the action of phosphorous trichloride with ethanol. Write the balanced chemical equation of the above reaction.
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उत्तर
Ethanol reacts with phosphorus trichloride at room temperature to give
chloroalkane and phosphorus acid.
3C2H5OH + PCl3 → 3C2H5Cl + H3PO3
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संबंधित प्रश्न
Give other two names of ethanol.
The catalyst used in the contact process is
(A) Copper
(B) Iron
(C) Vanadium pentoxide
(D) Manganese dioxide
Fill in the following blank with suitable word:
The next higher homologue of ethane is ...............
Match the formulae in group A with appropriate names from group B:
Group A: CH3COOH, CH3CHO, CH3OH
Group B: Ethanol, Methanol, Ethanal, Ethanoic acid
What is meant by a functional group? Explain with an example.
Name the gas evolved when ethanol reacts with sodium.
State the method of preparation of ethanol by hydrolysis of ethene.
Identify the functional group of the CH3COOH ?
Give two uses each of:
(i) Methane (ii) ethane
How will you bring about following conversions:
(a) Methane to methanol
(b) Ethane to ethanol (acetaldehyde)
(c) Methane to methanoic acid
How will you carry out the following conversions:
(i) Ethanol to ethene
(ii) Bromoethane to ethanol
Convert ethanol into ethene using a solid dehydrating agent. Give only a balanced equation.
How would you convert ethene into ethane?
Write the equation for the following lab preparation:
Methanol from iodomethane.
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.
Ethanol
Rectified spirit is an aqueous solution that contains about ______ of ethanol.
Draw electron dot structure of Ethanol.
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.
