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Radon
General Info
Atomic Symbol	Rn
Atomic Number	86
Atomic Weight	(222) g/mol
Chemical series	noble gases
Appearance	Invisible
Group, Period, Block	18, 6, p
Electron configuration	??, ??, ??, ??
Electrons per shell	?, ?
CAS number	[?-?-?]

Radon is the 86th element, a colourless noble gas without any stable isotopes.

See Also

• Periodic Table of Elements
• Elements
• Atoms
• Chemistry