Arrange the following hydrogen halides in order of their increasing reactivity with propene:
| 1. | HCl > HBr > HI | 2. | HBr > HI > HCl |
| 3. | HI > HBr > HCl | 4. | HCl > HI > HBr |
© 2026 GoodEd Technologies Pvt. Ltd.
