Chemical elements · Directory entry

Krypton

Element 36 · chemical symbol: Kr

These Vrulum profiles mention Krypton by name. Read each profile for its specific context; a mention alone does not establish composition, performance or use of the pure element.

For periodic-table data and other properties, consult the Royal Society of Chemistry periodic table.

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Commercial

Electric space propulsion

Electric space propulsion uses electrical power, usually from solar arrays, to accelerate a gas such as xenon out of a spacecraft. It uses far less propellant than chemical rockets for the same change in speed, but its thrust is very small, so it works over months or years.