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mineralogy elements Tm Thulium

Tm - Thulium - METAL LANTHANIDES

1545°
1727°
168.93422
2
3
69
Tm
[Xe] 4f13 6s2
2
8
18
31
8
2
1.25
6.1843
Synthetic
Radioactive
Liquid
Gaseous
Thulium Electronic configuration diagram
Electronic configuration diagram

Name Thulium
Number 69
Atomic 168.93422
Symbol Tm
Fusion 1545
Boiling 1727
Density 9.321
Period 6
Group 0
Discovery 1879 Cleve
Abundance 0.52
Radius 2.4
Electronegativity 1.25
Ionization 6.1843
Number of isotopes 18
Electronic configuration [Xe] 4f13 6s2
Oxidation states 2,3
Electron by energy level 2,8,18,31,8,2

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
Yakovenchukite-(Y) 5.00 / 5.00 2.83 K3NaCaY2Si12O30·4H2O