Levels of chlorine, which is also toxic at low concentrations, reached 40 times the average. The spiking levels underscore the added danger from wildfires when cars, homes, and other structures ...

When chlorine (as a gas or dissolved in water) is added to sodium bromide solution, the chlorine takes the place of the bromine. Because chlorine is more reactive than bromine, it displaces ...

This table summarises some of the properties and uses of three halogens: ...