thulium
chemical element with symbol Tm and atomic number 69
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thulium
Summary
thulium is a chemical element[1]. thulium draws 567 Wikipedia views per month (chemical_element category, ranking #113 of 144).[2]
Key Facts
- thulium is credited with the discovery of Per Teodor Cleve[3].
- thulium's instance of is recorded as chemical element[4].
- Thule is named after thulium[5].
- Scandinavia is named after thulium[6].
- thulium's canonical SMILES is recorded as [Tm][7].
- thulium's element symbol is recorded as Tm[8].
- thulium's chemical formula is recorded as Tm[9].
- thulium is part of lanthanide[10].
- thulium is part of period 6[11].
- thulium's Commons category is recorded as Thulium[12].
- thulium's Unicode character is recorded as 銩[13].
- thulium's time of discovery or invention is recorded as 1879[14].
- thulium's topic's main category is recorded as Category:Thulium[15].
- thulium's Commons gallery is recorded as Thulium[16].
- thulium's atomic number is recorded as {'amount': '+69'}[17].
- thulium's electronegativity is recorded as {'amount': '+1'}[18].
- thulium's described by source is recorded as Armenian Soviet Encyclopedia[19].
- thulium's described by source is recorded as Granat Encyclopedic Dictionary[20].
- thulium's topic has template is recorded as Template:Infobox thulium[21].
- thulium's mass is recorded as {'unit': 'Q483261', 'amount': '+168.934219'}[22].
- thulium's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[23].
- thulium's ionic radius is recorded as {'unit': 'Q81454', 'amount': '+1.01'}[24].
- thulium's ionic radius is recorded as {'unit': 'Q81454', 'amount': '+1.09'}[25].
- thulium's ionic radius is recorded as {'unit': 'Q81454', 'amount': '+0.88'}[26].
Body
Definition and Type
thulium's instance of is recorded as chemical element[4].
Origins
Things named after include Thule[5], a phantom island[27] and Scandinavia[6], a region[28], in Denmark[29].
Use and Application
Part of include lanthanide[10] and period 6[11], a period[30].
Why It Matters
thulium draws 567 Wikipedia views per month (chemical_element category, ranking #113 of 144).[2] thulium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[31] thulium is known by 35 alternative names across languages and contexts.[32]