Neptunium has seven electron shells.
Neptunium has 7 electron shells.
Neptunium has 93 protons.
Neptunium is a member of the actinides group.
Neptunium is a member of the actinoids family.
Neptunium is a member of the actinoids family.
All the isotopes of neptunium has 93 protons.
All the isotopes of neptunium has 93 protons.
The outer shell of neptunium atom has two electrons.Valences of neptunium are between 3 and 7.
Electron configuration of neptunium: [Rn]7s26d15f4
Neptunium has the atomic number 93 and americium has the atomic number 95.
Neptunium, with the chemical symbol Np, is the chemical element with the atomic number 93.
Neptunium is a member of the actinides group.