Scandium
Elemental State Sc
Electron Configuration 1s22s22p63s23p64s23d1
First Ionization Potential 6.562 eV
Electron Affinity 0.188 eV
Z* 4.632 (Clementi-Raimondi)
Pauling Electronegativity 1.36
Covalent Radius 1.44 Å
Metallic Radius 1.64 Å
Ionic Radius 0.885 Å Sc3+ coordination number = 6

1.010 Å Sc3+ coordination number = 8

van der Waal's Radius  
Melting Point 1541 oC
Boiling Point 2836 oC
Density 2.989 g/cm3
Other Properties