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  • Answer the following : (a) Why is ester hydrolysis slow in the beginning and then becomes faster after some time ? (b) In a solution of methylene blue, animal charcoal is added, the solution is then well shaken. What will be observe

Answer the following :

(a) Why is ester hydrolysis slow in the beginning and then becomes faster after some time ?

(b) In a solution of methylene blue, animal charcoal is added, the solution is then well shaken. What will be observed and why ?

(c) Give an example of oil in water emulsion.

 

 

 

 
 
 
 
 

Answers (1)

(a) Ester hydrolysis is slow in the begining and then becomes faster after some time because acid formed in the reaction releases H^+ lons which act as a catalyst and makes the reaction faster. These are known as autocatolysts.

(b) In a solution of methylene blue, animal charcoal is added, onshaking it, the solution turns colourless as the dye particles are absorbed on the surface of charcoal and gets accumulated.

(c) Example of oil in water emulsion is milk.

Posted by

Sumit Saini

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