Periodic Table of Elements showing Yttrium transition elements


Atomic Number39
Molar Mass88.91 gmol-1
Electron Configuration[Kr]4d15s2
Normal Statesolid metal
Density @STP4.48 g cm-3
Melting Point1522oC
Boiling Point3345oC
Stable Isotopes89Y
Atomic Radius182 pm
Ionic Radius106 (3+) pm
Electronegativity (Pauling)1.22
Ionization Energy (1st)616 kJ mol-1
Ionization Energy (2nd)1181 kJ mol-1
Ionization Energy (3rd)1980 kJ mol-1
Molar Heat Capacity26.5 J K-1mol-1
Standard Molar Entropy44.4 J K-1mol-1
Enthalpy of Fusion17.2 kJ mol-1
Enthalpy of Vapourization393.3 kJ mol-1
[Back to Periodic table]

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