What is the atomic number of Beryllium?

The atomic number of Beryllium (Be) is 4.

What is the atomic mass of Beryllium?

The atomic mass of Beryllium is 9.0122 atomic mass units (u).

What group and period is Beryllium in?

Beryllium is in period 2, group 2 of the periodic table. It is a alkaline-earth element in the s-block.

How many valence electrons does Beryllium have?

Beryllium has 2 valence electron(s).

Beryllium (Be) — Atomic Number 4 | Soren Periodic Table

Q: What is the electron configuration of Beryllium?

The electron configuration of Beryllium is 1s2 2s2.

Beryllium (Be) — Atomic Number 4Light, stiff metal used in aerospace alloys.Beryllium Properties

Atomic Number: 4

Symbol: Be

Atomic Mass: 9.0122 u

Category: alkaline-earth

Group: 2

Period: 2

Block: s-block

Electron Configuration: 1s2 2s2

Valence Electrons: 2

Electronegativity: 1.57

Ionization Energy: 899.5 kJ/mol

Electron Affinity: 0.0 kJ/mol

Atomic Radius: 112.0 pm

Melting Point: 1560.0 K

Boiling Point: 2742.0 K

Beryllium in the Periodic TableBeryllium is a alkaline-earth element located in period 2, group 2 of the periodic table. It has the chemical symbol Be and atomic number 4. The electron configuration of Beryllium is 1s2 2s2, giving it 2 valence electron(s).Interactive Beryllium LearningExplore Beryllium 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.