2. Potassium

3. Properties and uses of Potassium  The boiling point for potassium is 1425°F  Potassium has the melting point of 146°F  A slivery color is what potassium looks like  19 is the correct atomic number for potassium  Last but not least the density for potassium is 0.86 g.cm ˉ3 at 0°C  Potassium is used in glass  Also potassium is in soap  It is in a lot of soils  Potassium can be found in low sodium salt  Last it is in just about every fertilizer  Potassium takes up 2.4% of the Earths crust by weight

4. Interesting Facts About Potassium The word potassium comes from the English word potash which means pot Ashes Potassium was discovered in 1807 It was found by an English man named Sir Humphrey Davy It is in high demand as a fertilizer Potassium is easily cut with a knife You can find this element in the earth’s crust

5. A Song About Potassium (to the Brady Bunch Theme song) There is a story of a lovely element With nineteen protons and neutrons of its own And one day it met an atom With nineteen electrons of its own Potassium Yes it’s potassium That’s the way it became potassium Da da dadadum

6. Potassium Uses Used as a fertilizer Used in soap Basic Info Symbol K Atomic Number 19 Used in glass Atomic Weight 39.098 Found in most soils Origin In England Discovered In 1807 By Sir Humphry Davy Obtained it Through the Electrolysis And very dry Molten Potash properties Density is 0.86 g/cm At -3°C Slivery Boiling point Is 1425°F Alkali Metal Melting point 146°F

7. Sources http://www.webelements.com/webelements/s cholar/elements/periodic-table/uses.html http://www.webelements.com/webelements/s cholar/elements/periodic-table/uses.html http://www.chemicalelements.com/index.ht ml http://www.chemicalelements.com/index.ht ml http://www.chemicalelements.com/index.ht ml http://www.chemicalelements.com/index.ht ml http://chemistry.about.com/library/blper5.ht m http://chemistry.about.com/library/blper5.ht m http://www.chemsoc.org/viselements/pages/ pertable_fla.htm http://www.chemsoc.org/viselements/pages/ pertable_fla.htm http://chemistry.allinfoabout.com/periodic/pe riodictable.html http://chemistry.allinfoabout.com/periodic/pe riodictable.html