64GdGadolinium157.253[Xe] 4f⁷ 5d¹ 6s²
lanthanide
Gadolinium
Gadolinium is a chemical element with symbol Gd and atomic number 64. It is a silvery-white, malleable and ductile rare-earth metal. It is found in nature only in combined (salt) form.
A stylized shell model. Electrons are quantum objects, not particles following these literal paths. Sizes and motion are illustrative.
Electrons by shell
Electron configuration
4f7
5d1
6s2
54 is the [Xe] core total across five shells.
At a glance
- Atomic number
- 64
- Atomic mass
- 157.253 u
- Phase
- Solid
- Density
- 7.9 g/cm³
- Melting point
- 1,585 K
- Boiling point
- 3,273 K
- First ionization energy
- 593.4 kJ/mol
- Electronegativity
- 1.2
- Electron affinity
- 13.22 kJ/mol
- Molar heat capacity
- 37.03 J/(mol·K)
- Period
- 6
- Appearance
- silvery white
Conditions and isotopes affect measured properties. Some properties of short-lived elements are predicted. Electronegativity uses the Pauling scale.
Keep exploring
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