Neptunium is a member of the actinoids family.
Neptunium is a member of the actinides group.
Neptunium is a member of the actinoids family.
Neptunium is a member of the actinoids family.
Neptunium is a radioactive actinide element with the atomic number 93. It is situated in the actinide series of the periodic table, which is the row below the lanthanide series, between uranium and plutonium.
Neptunium, with the chemical symbol Np, is the chemical element with the atomic number 93.
Neptunium has 93 protons.
Neptunium has seven electron shells.
Neptunium is a chemical element with the symbol Np and atomic number 93.A radioactive metallic element, neptunium is the first transuranic element and belongs to the group of the actinide series (Period VII, 5f-block). Uranium(92) is its predecessor.
All the isotopes of neptunium has 93 protons.
All the isotopes of neptunium has 93 protons.
Electron configuration of neptunium: [Rn]7s26d15f4
The outer shell of neptunium atom has two electrons.Valences of neptunium are between 3 and 7.