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What Happens When Ethanol is Oxidised with Alkaline Potassium Permanganate (Or Acidified Potassium Dichromate)? Write the Equation of the Reaction Involved. - Science

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प्रश्न

What happens when ethanol is oxidised with alkaline potassium permanganate (or acidified potassium dichromate)? Write the equation of the reaction involved.

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उत्तर

When ethanol is oxidised with alkaline potassium permanganate (alkaline KMnO4) or acidified potassium dichromate (acidified K2Cr2O7), ethanoic acid is formed. Alkaline potassium permanganate and acidified potassium dichromate are strong oxidising agents, as they provide oxygen for oxidising other substances in the reaction. This reaction is known as the oxidation reaction.
The chemical equation for the above reaction is as follows:
CH3CH2OH + 2[O] → CH3COOH + H2O

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अध्याय 4: Carbon And Its Compounds - Exercise 3 [पृष्ठ २६४]

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लखमीर सिंग Chemistry (Science) [English] Class 10
अध्याय 4 Carbon And Its Compounds
Exercise 3 | Q 34.1 | पृष्ठ २६४

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संबंधित प्रश्न

Give other two names of ethanol.


Give the structural formula of ethanol.


Write balanced chemical equations for Preparation of ethanol from Ethyl Chloride


State one relevant observation for the following

When the gaseous product obtained by dehydration of ethyl alcohol is passed through bromine water.


Fill in the following blank with suitable word:

The next homologue of C2H5OH is ...............

 


What is meant by a functional group? Explain with an example.


Draw the structures for the following compounds:
Ethanal


Write a chemical reaction to show the dehydration of ethanol.


How is ethane prepared by Wurtz reaction?


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:

Converting ethanol to ethene requires the use of_________(Concentrated hydrochloric acid, concentrated nitric cid, concentrated sulphuric acid).


Name a solid which can be used, instead of conc H2SO4 to prepare ethylene by dehydration of ethanol.


Give the structural formula of the following:

Ethanoic acid


From the given list, name the homologue of the homologous series with the general formula CnH2n.


Write the characteristics of ethanol.


C2H5OH + 3O2 → 2CO2 + 3H2O is a ______


Dehydration of ethanol by conc. Sulphuric acid forms ______


A gas is evolved when ethanol reacts with sodium. Name the gas evolved and also write the balanced chemical equation of the reaction involved.


Give the balanced chemical equation of the following reaction: 

Oxidation of ethanol by acidified potassium dichromate.


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