Short,+Kobe

K, Potassium

Boiling point 759*C

Melting point 63.5*C

Specific Gravity 862 kg

Protons, Electrons, Neutrons 19,19,20

Atomic Number 19

Atomic Mass 39

Electron Configuration: 1s2 2s2 2p6 3s2 3p6 4s1 Discovered in 1807, by Sir Humphrey Davy

Was obtained by electrolysis in England

Compounds that contain K are KOH and KCl

It's silvery, white, dull sheen, very soft

Used in fireworks and liquid detergent

It reacts with water

Value, $100.00/100g

@http://www.periodictable.com

Gray, Whitby, Mann Sept. 2, 2013 RSC visual element periodic table

@http://www.rsc.org/periodic-table/

Royal Society of Chemistry 2014 Its elemental. The periodic table of elements

@http://education.jlab.org/itselemental/

Thamas jefferson national accelerator facility 2014