Kr
Krypton

Krypton is a chemical element from the periodic table. It is a colorless, odorless noble gas that is found in trace amounts in the Earth's atmosphere. Krypton is most commonly used in fluorescent lighting and in high-intensity discharge lamps. It is also used to create the gas laser and is used in photographic flash lamps.

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Atomic number36
GroupVIIIA
Period4
Mass83.798
Latin nameKrypton
Electron configuration[Ar]3d10 4s2 4p6
Oxidation state0, 1, 2