What is the atomic number of Scandium?

The atomic number of Scandium (Sc) is 21.

What is the atomic mass of Scandium?

The atomic mass of Scandium is 44.956 atomic mass units (u).

What group and period is Scandium in?

Scandium is in period 4, group 3 of the periodic table. It is a transition element in the d-block.

How many valence electrons does Scandium have?

Scandium has 5 valence electron(s).

Scandium (Sc) — Atomic Number 21 | Soren Periodic Table

Q: What is the electron configuration of Scandium?

The electron configuration of Scandium is [Ar] 3d1 4s2.

Scandium (Sc) — Atomic Number 21Light transition metal used in aerospace alloys.Scandium Properties

Atomic Number: 21

Symbol: Sc

Atomic Mass: 44.956 u

Category: transition

Group: 3

Period: 4

Block: d-block

Electron Configuration: [Ar] 3d1 4s2

Valence Electrons: 5

Electronegativity: 1.36

Ionization Energy: 633.1 kJ/mol

Electron Affinity: 18.0 kJ/mol

Atomic Radius: 184.0 pm

Melting Point: 1814.0 K

Boiling Point: 3109.0 K

Scandium in the Periodic TableScandium is a transition element located in period 4, group 3 of the periodic table. It has the chemical symbol Sc and atomic number 21. The electron configuration of Scandium is [Ar] 3d1 4s2, giving it 5 valence electron(s).Interactive Scandium LearningExplore Scandium 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.