Gadolinium

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Gadolinium
Gd
In situ availability:
Necessity:
Atomic number: 64
Atomic mass: 157.25
group: 19
period: N/A
normal phase: Solid
series: Lanthanide
density: 7.90 g/cm3
melting point: 1585K,
1312°C,
2394°F
boiling point: 3546K,
3273°C,
5923°F
Sr ← Y → Zr
Eu ← Gd → Tb
Am ← Cm → Bk
Atomic radius (pm): 180
Bohr radius (pm): 233
Covalent radius (pm):
Van der Waals radius (pm):
ionic radius (pm): (+3)105
1st ion potential (eV): 6.15
Electron Configuration
1s2
2s2 2p6
3s2 3p6 3d10
4s2 4p6 4d10 4f7
5s2 5p6 5d1
6s1
Electrons Per Shell
2, 8, 18, 25, 9, 2
Electronegativity: 1.2
Electron Affinity: -
Oxidation states: 3
Magnetism: Ferromagnetic
Crystal structure: Hexagonal

Gadolinium is a Lanthanide metal. It has a Hexagonal crystalline structure. This element has 6 stable isotopes: 154, 155, 156, 157, 158, and 160.




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