Description: Potassium Element Specifications:
Element Name: Potassium
Element Symbol: 19
Element Number: 19
Element Mass: 39.10000
Element Boiling Point: 774.00 °C
Element Melting Point: 63.65 °C
Element Proton Count: 19
Element Electron Count: 19
Element Neutron Count: 20
Element Density (g/cm³): 0.86200
Element Color (estimate): Silvery