Element (Atom) Name | Scandium |
Symbol | Sc |
Physical state at room temperature | Solid |
Element Classification | Metal |
Group Name | None |
Period Number (Periodic table) | 4 |
Group number (Periodic table) | 3 |
Atomic number | 21 |
Atomic weight | 44.955908 (Ref: Jlab-ele021, Ciaaw-scandium, Nist-21) 44.96 (Ref: Lanl-21) |
Atomic Radius | 211 pm (Van der Waals) (Ref: Lanl-21) |
Density | 2.99 g/cm3 (Ref: Jlab-ele021) |
Melting point | 1541°C (Ref: Jlab-ele021, Lanl-21) |
Boiling point | 2836°C (Ref: Jlab-ele021, Lanl-21) |
Electron shell configuration | 1s2 2s2 2p6 3s2 3p6 3d1 4s2 |
Oxidation States | +3 (Ref: Jlab-ele021) 3, 2, 1 (an amphoteric oxide) (Ref: Lanl-21) |
Ionization Energy | 6.561 eV (Ref: Jlab-ele021) 6.56149 eV (Ref: Nist-21) |
Number of Stable Isotopes | 1 |
InChI | 1S/Sc (Ref: Pubchem-21) |
InChI Key | SIXSYDAISGFNSX-UHFFFAOYSA-N (Ref: Pubchem-21) |
Remarks |
REFERENCES
- Jlab-ele021: https://education.jlab.org/itselemental/ele021.html
- Lanl-21: https://periodic.lanl.gov/21.shtml
- Ciaaw-scandium : https://www.ciaaw.org/scandium.htm
- Nist-21 : https://physics.nist.gov/cgi-bin/Elements/elInfo.pl?element=21
- Pubchem-21: https://pubchem.ncbi.nlm.nih.gov/element/21
science.co.il: https://www.science.co.il/elements/
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