Statements (38)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:chemical_compound
|
| gptkbp:appearance |
silvery-white
|
| gptkbp:atomicNumber |
62
|
| gptkbp:atomicWeight |
150.36
|
| gptkbp:block |
f-block
|
| gptkbp:boilingPoint |
1794 K
|
| gptkbp:CASNumber |
7440-19-9
|
| gptkbp:category |
lanthanide
|
| gptkbp:crystalSystem |
rhombohedral
|
| gptkbp:density |
7.52 g/cm³
|
| gptkbp:discoveredBy |
gptkb:Lecoq_de_Boisbaudran
|
| gptkbp:discoveredIn |
1879
|
| gptkbp:electronegativity |
1.17
|
| gptkbp:foundIn |
gptkb:bastnäsite
monazite |
| https://www.w3.org/2000/01/rdf-schema#label |
Sm
|
| gptkbp:isotopes |
gptkb:Sm-144
gptkb:Sm-147 gptkb:Sm-148 gptkb:Sm-149 gptkb:Sm-150 gptkb:Sm-152 Sm-154 |
| gptkbp:meltingPoint |
1072 K
|
| gptkbp:namedAfter |
gptkb:Samarsky-Bykhovets
|
| gptkbp:oxidationStates |
+2
+3 |
| gptkbp:periodicTableGroup |
6
lanthanides |
| gptkbp:radioactive |
Sm-145
Sm-146 Sm-151 |
| gptkbp:symbol |
gptkb:Samarium
|
| gptkbp:uses |
nuclear reactors
catalysts permanent magnets |
| gptkbp:bfsParent |
gptkb:Samarium
|
| gptkbp:bfsLayer |
7
|