Topic 7 - 7.2 - Carboxylic Acids Flashcards
1
Q
What is the name of the functional group that identifies carboxylic acids?
A
Carboxyl (-COOH)
2
Q
Are carboxylic acids weak or strong? Explain your answer
A
Weak, because they only partially dissociate in water, producing a low concentration of H+ ions.
3
Q
What name do carboxylic acids also go by?
A
Alkanoic acids
4
Q
What can be observed as the number of carbon atoms in a carboxylic acid is increased?
A
Melting and boiling point increase, miscibility decreases
5
Q
List the four miscible carboxylic acids
A
- Methanoic
- Ethanoic
- Propanoic
- Butanoic
6
Q
List four uses of alkanoic acids
A
- Food preservation
- Cleaning
- Making medicines
- Making soaps
7
Q
Carboxyl group general formual?
A
CnH2n+1COOH
8
Q
List the first 8 alkanoic acids
A
- Methanoic acid
- Ethanoic acid
- Propanoic acid
- Butanoic acid
- Pentanoic acid
- Hexanoic acid
- Heptanoic acid
- Octanoic acid
