Revision of Formation of Esters Formed from:- Formed from:- Carboxylic Acid Carboxylic Acid.

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Presentation transcript:

Revision of Formation of Esters Formed from:- Formed from:- Carboxylic Acid Carboxylic Acid

Ethanoic Acid

Revision of Formation of Esters Formed from:- Formed from:- Carboxylic Acid Carboxylic Acid Alcohol Alcohol

Ethanoic Acid Water Ethanol Ethyl Ethanoate

Hydrolysis of Esters

Hydrolysis REVERSE of esterification REVERSE of esterification Broken down by reaction with water Broken down by reaction with water

Ethyl EthanoateWater

Hydrolysis REVERSE of esterification REVERSE of esterification Broken down by reaction with water Broken down by reaction with water Forms:- Forms:- Carboxylic Acid Carboxylic Acid

Ethyl EthanoateWater Ethanoic Acid

Hydrolysis REVERSE of esterification REVERSE of esterification Broken down by reaction with water Broken down by reaction with water Forms:- Forms:- Carboxylic Acid Carboxylic Acid Alcohol Alcohol

Ethyl Ethanoate Ethanoic Acid Water Ethanol

Hydrolysis REVERSE of esterification REVERSE of esterification Broken down by reaction with water Broken down by reaction with water Forms:- Forms:- Alcohol Alcohol Carboxylic Acid Carboxylic Acid Dilute sulphuric acid catalyst Dilute sulphuric acid catalyst

Ethyl Ethanoate Ethanoic Acid Water Ethanol

Saponification Hydrolysis with an alkali Hydrolysis with an alkali Forms:- Forms:- Alcohol Alcohol

Sodium Hydroxide Ethanol Ethyl Ethanoate

Saponification Hydrolysis with an alkali Hydrolysis with an alkali Forms:- Forms:- Alcohol Alcohol Carboxylate Salt Carboxylate Salt NOT Carboxylic Acid NOT Carboxylic Acid

Ethanoate Ion Ethyl Ethanoate Sodium Ion Sodium Hydroxide Ethanol

Saponification Hydrolysis with an alkali Hydrolysis with an alkali Forms:- Forms:- Alcohol Alcohol Carboxylate Salt Carboxylate Salt NOT Carboxylic Acid NOT Carboxylic Acid Goes to completion Goes to completion

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