| CH3CH2COOH | propanojska kislina |
| CH3CH2CH2CH2CH2COOH |
heksanojska
kislina |
| HCOOH |
metanojska
kislina |
| CH3CH2CH2CH2CH2CH2CH2COOH | oktanojska kislina |
| CH3COOH |
4 |
|
1
|
|
| HOOC–CH2–CH2–CH2–CH2–CH2–CH3 |
3
|
| CH3–(CH2)6–COOH |
2
|
hidroksilna |
-OH |
|
aldehidna |
-CHO |
|
karboksilna |
-COOH |
HCOOH + H2O
H3O+
+
HCOO-
C6H5COOH +
H2O
H3O+
+ C6H5COO–
CH3COOH + H2O
H3O+ +
CH3COO-
C2H5COOH +
H2O
H3O+
+ C2H5COO–