Potassium is a chemical element, symbol K (derived from Neo-Latin "kalium"), with nineteen protons (atomic number 19).
It has nineteen protons (atomic number 19). Potassium is a chemical element, symbol K (derived from Neo-Latin "kalium").
Potassium is a chemical element, symbol K (derived from Neo-Latin "kalium"). It has nineteen protons (atomic number 19).
Potassium is a chemical element, symbol K (derived from Neo-Latin "kalium"). It has nineteen protons (atomic number 19).