Periodic table of elements

64 - Gadolinium [Gd]

64: Gadolinium - Gadolinium [Gd]
Group: 3
Period: 6
Atomic number: 64
Atomic mass: 157.25
Configuration: [Xe] 4f75d16s2
Atomic radius: 233 pm
Covalent radius: 196 pm
Electron affinity: 50 eV
Ionization energy: 6.1498 eV
Electronic term: 9D2
Mass fraction in the earth crust: 0.0000052
Mass fraction in the earth space: 0.000000002
Electronegativity: 1.2

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