| Assertion (A): | Ortho nitrophenol is more volatile than para nitrophenol. |
| Reason (R): | In ortho nitrophenol, intramolecular as well as intermolecular hydrogen bonding is present while in para nitrophenol only intermolecular hydrogen bonding is present. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |