Potassium
why do people need potassium?
About the Contributor:听Dr. Andrew Jorgensen is a chemistry professor at the University of Toledo.
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Back to the Periodic Table
Symbol: K
Atomic Number: 19
Atomic Mass:听39.0983听u
Electron Configuration:听[Ar] 4s1
Year Discovered:听1807
Discovered By:听Humphry Davy