Potassium is a solid at standrard room temperature. Potassium is an Alkali Metal.
Atomic number-19
Density-0.86 g/mL
Atomic weight-39.098 amu
Melting point-63.35 C
Boiling point-759 C
Atomic radius-2.03 covalent, 2.27 Radius of Metals, 2.08 Van Der Waals
Ionization Potential-100 kcal/mol of atoms
Electronegativity-0.8
Electron configuration:[Ar]4s
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