Revision of Formation of Esters

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Revision of Formation of Esters

• Formed from-
• Carboxylic Acid

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Ethanoic Acid
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Revision of Formation of Esters

• Formed from-
• Carboxylic Acid
• Alcohol

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Ethanoic Acid
Ethanol
Ethyl Ethanoate
Water
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Hydrolysis of Esters
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Hydrolysis

• REVERSE of esterification
• Broken down by reaction with water

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Ethyl Ethanoate
Water
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Hydrolysis

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

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Ethyl Ethanoate
Water
Ethanoic Acid
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Hydrolysis

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

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Ethyl Ethanoate
Water
Ethanoic Acid
Ethanol
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Hydrolysis

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

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Ethyl Ethanoate
Water
Ethanoic Acid
Ethanol
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Saponification

• Hydrolysis with an alkali
• Forms-
• Alcohol

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Sodium Hydroxide
Ethyl Ethanoate
Ethanol
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Saponification

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

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Ethyl Ethanoate
Sodium Hydroxide
Sodium Ion
Ethanoate Ion
Ethanol
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Saponification

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