Yttrium

Y Yttrium Transition Metal

 

Atomic number:  39 Atomic weight:  88.90585
Shells:  2,8,18,9,2 Orbitals:  [Kr] 4d1 5s2
Melting point:  1522°C ±8°C Boiling point:  3338°C
Covalent radius:  1.62 Å Atomic volume:  19.8 cm³/mol
Atomic radius:  2.27 Å Ionic radius:  1.02 (+3) Å
Electronegativity:  1.22 Oxidation states:  
1st ionization pot.:  6.217 V 2nd ionization pot.:  12.24 V
3rd ionization pot.:  20.52 V Specific heat:  0.30 J/gK
Heat of fusion:  11.40 kJ/mol Heat of vapor.:  363.0 kJ/mol
Thermal conduct.:  0.172 W/cmK Electrical conduct.:  0.0166 10^6/cm ohm
Density:  4.47 g/cm³ Valence:  3