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.
Protons are components of the atomic nucleus of any chemical element.
Protons are components of the atomic nucleus of any chemical element.
Neptunium(IV) oxide or neptunium dioxide is the chemical compound composed of neptunium and oxygen with the formula NpO2. It forms dark olive[4] green cubic crystals[1].
The outer shell of neptunium atom has two electrons.Valences of neptunium are between 3 and 7.
Neptunium is a member of the actinoids family.
Neptunium trifluoride is an intermediate for the preparation of neptunium metal.
Neptunium is a metal.
The three common compounds of neptunium are neptunium dioxide (NpO2), neptunium trichloride (NpCl3), and neptunium tetrafluoride (NpF4).
Neptunium is an individual element; isotopes of neptunium are not separated.
Protons are components of the atomic nucleus of any chemical element.
Protons are components of the atomic nucleus of any chemical element.
Neptunium(IV) oxide or neptunium dioxide is the chemical compound composed of neptunium and oxygen with the formula NpO2. It forms dark olive[4] green cubic crystals[1].
Yes, neptunium is a metal.
Neptunium is not in foods.
No use today; neptunium trifluoride is used to prepare neptunium metal.
Neptunium is an artificial element.Amounts of natural neptunium are absolutely nonsignificant.
Electron configuration of neptunium: [Rn]7s26d15f4