Periodic table of elements

93 - Neptunium [Np]

93: Neptunium - Neptunium [Np]
Group: 3
Period: 7
Atomic number: 93
Atomic mass: 237
Configuration: [Rn] 5f46d17s2
Covalent radius: 190 pm
Ionization energy: 6.2657 eV
Electronic term: 6L11/2
Electronegativity: 1.36

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