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  • (a) Carry out the following conversions giving complete conditions for the reaction to take place in each case : (i) Ethanoic acid from Ethanol (ii) Ethane from Ethene (iii) Ester from Ethanoic acid and ethanol Also state the na

(a) Carry out the following conversions giving complete conditions for the reaction to take place in each case :

(i) Ethanoic acid from Ethanol
(ii) Ethane from Ethene
(iii) Ester from Ethanoic acid and ethanol Also state the names given to all the above conversions.

(b) Detergents are preferred over soaps. Why ? (Give one reason)

 

 

 

 

 
 
 
 
 

Answers (1)

(a) (i) Ethanoic acid from Erhanol by the oxidation of ethanol in presence of oxidising agent like acidified potassium dichromate or alkaline potassium permagnate.

        C_{2}H_{5}OH\xrightarrow[(Or \; alkaline\; KmNO_{4}+Heat)]{Acidified \; K_{2}Cr_{2}O_{7}+Heat}CH_{3}COOH

(ii) On cataholic hydrogeneration in presence of Nickel catalyst, ethane gives ethane.

        CH_{2}=CH_{2}+H_{2}\overset{Ni-Catalyst}{\rightarrow}CH_{3}-CH_{3}

(iii)

(b) Detergents are preferred over soaps because -

(i) Detergents can be used in hard water whhereas soaps fail to do so.

(ii) Detergents have strong cleansing action.

(iii) They form more lather than soaps.

Posted by

Sumit Saini

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