Krypton (frae [κρυπτόςkryptos] error: {{lang-xx}}: text has italic markup (help) "the hidden ane") is a chemical element wi seembol Kr an atomic nummer 36. It is a member o group 18 (noble gases) elements. A colourless, odorless, tasteless noble gas, krypton occurs in trace amounts in the atmosphere, is isolatit bi fractionally distillin liquified air, an is eften uised wi ither rare gases in fluorescent lamps. Krypton is inert for maist practical purposes.
↑"Section 4, Properties of the Elements and Inorganic Compounds; Melting, boiling, triple, and critical temperatures of the elements". CRC Handbook of Chemistry and Physics (85th ed.). Boca Raton, Florida: CRC Press. 2005.