Carboxylic Acids

Question 1

What is their functional group

Answer 1

-COOH

Question 2

What are the first 4 carboxylic Acids

Answer 2

Methanoic acid
Ethanoic acid
Propanoic acid
Butanoic acid

Question 3

What do carboxylic acids react with and to produce what?

Answer 3

Carbonates to produce salt, water and carbon dioxide

Question 4

What to the salts that are formed when carboxylic acids react with carbon end in for the first 4 ca’s

Answer 4

End in anoate 
Methanoate 
Ethanoate 
Propanoate 
Butanoate

Question 5

What happens when carboxylic acids dissolve in water

Answer 5

They ionise and release H+ ions which resolve in an acidic solution
But they don’t ionise completely so a weak acidic solution is formed

Question 6

What does it mean if the products of a carboxylic acid dissolving in water has a High pH

Answer 6

It is less acidic

Question 7

What can be made from carboxylic acids

Answer 7

Esters

Question 8

What is the functional group of an Ester

Answer 8

-COO-

Question 9

How are esters formed and what is used to form it

Answer 9

From an alcohol and carboxylic acid

An acid catalyst is usually used

Question 10

What Ester do you need to know about and what’s it made from

Answer 10

Ethyl ethanoate

Made from ethanoic acid and ethanol with an acidic catalyst