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Thulium ( Tm)
The least abundant of the rare earth elements, thulium ([Xe]5f136s2) (CAS 7440-30-4) occurs in small quantities along with other rare earths in many minerals. It is silvery-gray, soft, malleable, ductile, and can be cut with a knife. The pure metal is bright and lustrous and reasonably stable in air.
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CAS: 7440-30-4. ChEBI: CHEBI:33380. IUPAC Name: thulium. InChI Key: FRNOGLGSGLTDKL-UHFFFAOYSA-N.
CAS: 7440-30-4. ChEBI: CHEBI:33380. IUPAC Name: thulium. InChI Key: FRNOGLGSGLTDKL-UHFFFAOYSA-N.
CAS: 7440-30-4. ChEBI: CHEBI:33380. IUPAC Name: thulium. InChI Key: FRNOGLGSGLTDKL-UHFFFAOYSA-N.
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Primary XPS region: Tm4d Overlapping regions: N/A Binding energies of common chemical states: N/A, N/A, N/A, Symbol: Tm Date of discovery: 1879 Name origin: Thule, Scandinavia Appearance: silvery white Discoverer: Per Teodor Cleve Obtained from: monazite Melting point: 1545 K Boiling point: 1950 K...