Halogen elements are a group in the periodic table consisting of five chemically related elements, fluorine, chlorine, bromine, iodine, and astatine.
Colourless, odourless gas, the monomer of teflon.
Colourless, heavier-than-air gas with a pungent odour. It forms white fumes in moist air.
One of the halogens, it may cause skin irritation.
The molecule has two enantiomers: stereoisomers that are mirror images of each other and are not superimposable.
A yellow-green toxic gas with a strong odour, one of the halogens.
Atoms within hydrogen halides are bound by covalent bonds, forming polar molecules.
By positron emission tomography (PET), we can obtain visual information on our internal organs without making any surgical incisions.
One of the hydrogen halides, a highly aggressive substance - it even attacks glass.
A solid, grey substance which sublimates when heated. Its solution in alcohol is called ´tincture of iodine´, it is a disinfectant.
One of the best known synthetic polymers.