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64 Lanthanide
Gd

Gadolinium

RIS 0.014
Velocity +0.000
Rank#51
Co-citedDy

Gadolinium (Gd) is a lanthanide with atomic number 64: a neutral gadolinium atom has 64 protons and 64 electrons. Atomic mass 157.25 u, electron configuration [Xe] 4f7 5d1 6s2. Gadolinium has unusual magnetic properties and is widely used as an MRI contrast agent.

Physical properties
Atomic mass 157.25 u
Category Lanthanide
Block f-block
State Solid
Config [Xe] 4f7 5d1 6s2
Electronegativity 1.2
Density 7.895 g/cm³
Melting 1585.0 K
Boiling 3546.0 K
Ionization 593.4 kJ/mol
Oxidation +1, +2, +3
Discovered 1880 · Jean Charles Galissard de Marignac
Gadolinium's history

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Research communities behind this literature

Groups of papers that cite each other densely, with the share of Gadolinium's tracked research in each.