Bromine water is placed into two test-tubes. Extra hexene is then put into the first test-tube. Extra hexane is then put into the second test-tube. Which row shows the observation for each test-tube?
- Ahexene: orange to colourless; hexane: orange to colourless
- Bhexene: orange to colourless; hexane: remains orange
- Chexene: colourless to orange; hexane: remains colourless
- Dhexene: remains orange; hexane: orange to colourless