Kr
36 noble gas Generated with AI
Krypton
Symbol Kr
Atomic Mass 83.7982
Krypton (from Greek:κρυπτός kryptos “the hidden one”) is a chemical element with symbol Kr and atomic number 36. It is a member of group 18 (noble gases) elements. A colorless, odorless, tasteless noble gas, krypton occurs in trace amounts in the atmosphere, is isolated by fractionally distilling liquefied air, and is often used with other rare gases in fluorescent lamps.
Properties
- Phase: Gas
- Density: 3.749 g/cm³
- Melting Point: 115.78 K
- Boiling Point: 119.93 K