is colourless. It is also odourless and a gaseous element occurring in trace amounts in air.
It was formerly considered inert but now is known to form compounds and is used in radio valves,
stroboscopic and bactericidal lamps and bubble chambers.
Xenon Crossword Puzzle
These worksheets come from the linked workbook and have this assignment
and puzzle and lots of other fun science worksheets related to the science names projects.
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