What is the atomic number of Lutetium?

The atomic number of Lutetium (Lu) is 71.

What is the atomic mass of Lutetium?

The atomic mass of Lutetium is 174.97 atomic mass units (u).

What group and period is Lutetium in?

Lutetium is in period 6, group 3 of the periodic table. It is a lanthanide element in the f-block.

How many valence electrons does Lutetium have?

Lutetium has 3 valence electron(s).

Lutetium (Lu) — Atomic Number 71 | Soren Periodic Table

Q: What is the electron configuration of Lutetium?

The electron configuration of Lutetium is [Xe] 4f14 5d1 6s2.

Lutetium (Lu) — Atomic Number 71PET scan detectors, petroleum cracking.Lutetium Properties

Atomic Number: 71

Symbol: Lu

Atomic Mass: 174.97 u

Category: lanthanide

Group: 3

Period: 6

Block: f-block

Electron Configuration: [Xe] 4f14 5d1 6s2

Valence Electrons: 3

Electronegativity: 1.27

Ionization Energy: 523.5 kJ/mol

Electron Affinity: 50.0 kJ/mol

Atomic Radius: 217.0 pm

Melting Point: 1925.0 K

Boiling Point: 3675.0 K

Lutetium in the Periodic TableLutetium is a lanthanide element located in period 6, group 3 of the periodic table. It has the chemical symbol Lu and atomic number 71. The electron configuration of Lutetium is [Xe] 4f14 5d1 6s2, giving it 3 valence electron(s).Interactive Lutetium LearningExplore Lutetium 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.