| Hint | Answer | % Correct |
|---|---|---|
| CH3 | Methyl | 84%
|
| OH | Hydroxy | 74%
|
| COOH | Carboxyl | 68%
|
| CH=O | Aldehyde | 50%
|
| CH2CH2CH3 | Propyl | 42%
|
| C6H5 | Phenyl | 39%
|
| COCH3 | Acetyl | 18%
|
| N=N=N | Azide | 18%
|
| CH=CH2 | Vinyl | 18%
|
| ONO2 | Nitrate | 13%
|