What is the atomic number of Potassium?

The atomic number of Potassium (K) is 19.

What is the atomic mass of Potassium?

The atomic mass of Potassium is 39.098 atomic mass units (u).

What group and period is Potassium in?

Potassium is in period 4, group 1 of the periodic table. It is a alkali-metal element in the s-block.

How many valence electrons does Potassium have?

Potassium has 1 valence electron(s).

Potassium (K) — Atomic Number 19 | Soren Periodic Table

Q: What is the electron configuration of Potassium?

The electron configuration of Potassium is [Ar] 4s1.

Potassium (K) — Atomic Number 19Essential electrolyte for nerve impulses.Potassium Properties

Atomic Number: 19

Symbol: K

Atomic Mass: 39.098 u

Category: alkali-metal

Group: 1

Period: 4

Block: s-block

Electron Configuration: [Ar] 4s1

Valence Electrons: 1

Electronegativity: 0.82

Ionization Energy: 418.8 kJ/mol

Electron Affinity: 48.4 kJ/mol

Atomic Radius: 243.0 pm

Melting Point: 336.7 K

Boiling Point: 1032.0 K

Potassium in the Periodic TablePotassium is a alkali-metal element located in period 4, group 1 of the periodic table. It has the chemical symbol K and atomic number 19. The electron configuration of Potassium is [Ar] 4s1, giving it 1 valence electron(s).Interactive Potassium LearningExplore Potassium in interactive 3D with the Soren Periodic Table. View Bohr model, quantum orbital model, nucleus inspector, and phase lab with temperature and pressure controls. Includes fun facts, real-world uses, and NCTB curriculum integration for Bangladeshi students.