Bromine was first identified as a chemical element in 1826 by French chemist Antoine Balard. He isolated it from chlorine and found that, in its elemental form, bromine is a highly volatile, ...

Compounds with a chlorine or bromine moiety (e.g., halothane, isoflurane, chlorofluorocarbons) can deplete the atmospheric ozone layer, resulting in increased ultraviolet radiation reaching the earth.

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 ...

Jan. 27, 2025 — Lithium-air batteries have the potential to outstrip conventional lithium-ion batteries by storing significantly more energy at the same weight. However, their high-performance ...

Research examines the biological, geological, physical and chemical processes that govern the composition of the natural environment and the cycles of matter and energy on Earth’s crust.

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