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mineralogy elements Lu lutetium

Lu - lutetium - METAL LANTHANIDES

1656°
3315°
174.9668
3
71
Lu
[Xe] 4f14 5d1 6s2
2
8
18
32
9
2
1.27
5.4259
Synthetic
Radioactive
Liquid
Gaseous
lutetium Electronic configuration diagram
Electronic configuration diagram

Name lutetium
Number 71
Atomic 174.9668
Symbol Lu
Fusion 1656
Boiling 3315
Density 9.84
Period 6
Group 0
Discovery 1907 Urbain/ von Welsbach
Abundance 0.8
Radius 2.3
Electronegativity 1.27
Ionization 5.4259
Number of isotopes 22
Electronic configuration [Xe] 4f14 5d1 6s2
Oxidation states 3
Electron by energy level 2,8,18,32,9,2

Mineral Hardness Density Formula
Hingganite-(Y) 5.00 / 6.00 BeY(SiO4)(OH)
Iwashiroite-(Y) 6.00 / 6.00 7.10 YTaO4
Samarskite-(Yb) 5.00 / 6.00 7.03 YbNbO4