Chemical Element #69: Thulium (Tm)

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Atomic Number: 69, Element Symbol: Tm, Element Name: Thulium, Atomic Mass: 168.93422 u.

Detailed Properties:

Atomic Number:	69
Element Symbol:	Tm
Element Name:	Thulium
Electron Configuration:	[Xe]6s²4f¹³
Atomic Mass:	168.934220 u
Melting Point:	1818.00 K
Boiling Point:	2223.00 K

Stable Isotopes:

Isotope	Mass	Abundance
¹⁶⁹Tm	168.934218	1.000000

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2022-08-27, 674👍, 0💬

Chemical Element #71: Lutetium (Lu)
Atomic Number: 71, Element Symbol: Lu, Element Name: Lutetium, Atomic Mass: 174.967 u. 2022-10-21, 759🔥, 0💬

Chemical Element #74: Tungsten (W)
Atomic Number: 74, Element Symbol: W, Element Name: Tungsten, Atomic Mass: 183.8 u. 2022-10-21, 713🔥, 0💬

Chemical Element #69: Thulium (Tm)
Atomic Number: 69, Element Symbol: Tm, Element Name: Thulium, Atomic Mass: 168.93422 u. 2022-08-27, 675🔥, 0💬

Chemical Element #70: Ytterbium (Yb)
Atomic Number: 70, Element Symbol: Yb, Element Name: Ytterbium, Atomic Mass: 173.0 u. 2022-08-27, 664🔥, 0💬

Chemical Element #68: Erbium (Er)
Atomic Number: 68, Element Symbol: Er, Element Name: Erbium, Atomic Mass: 167.26 u. 2022-08-27, 636🔥, 0💬

Chemical Element #72: Hafnium (Hf)
Atomic Number: 72, Element Symbol: Hf, Element Name: Hafnium, Atomic Mass: 178.49 u. 2022-10-21, 632🔥, 0💬

Chemical Element #65: Terbium (Tb)
Atomic Number: 65, Element Symbol: Tb, Element Name: Terbium, Atomic Mass: 158.92535 u. 2022-11-21, 604🔥, 0💬

Chemical Element #66: Dysprosium (Dy)
Atomic Number: 66, Element Symbol: Dy, Element Name: Dysprosium, Atomic Mass: 162.50 u. 2022-11-21, 597🔥, 0💬

Chemical Element #64: Gadolinium (Gd)
Atomic Number: 64, Element Symbol: Gd, Element Name: Gadolinium, Atomic Mass: 157.2 u. 2022-12-02, 580🔥, 0💬

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