Seaborgium

Seaborgium, ₀₀Sg

Seaborgium
Pronunciation	/siːˈbɔːrɡiəm/ ​(see-BOR-ghee-əm)
Mass number	[269]
Seaborgium in the periodic table
Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson W ↑ Sg ↓ (Uhn) dubnium ← seaborgium → bohrium
Group	group 6
Period	period 7
Block	d-block
Electron configuration	[Rn] 5f14 6d4 7s2
Electrons per shell	2, 8, 18, 32, 32, 12, 2
Physical properties
Phase at STP	solid (predicted)
Density (near r.t.)	35.0 g/cm3 (predicted)
Atomic properties
Oxidation states	0, (+3), (+4), (+5), +6 (parenthesized: prediction)
Ionization energies	1st: 757 kJ/mol 2nd: 1733 kJ/mol 3rd: 2484 kJ/mol (more) (all but first estimated)
Atomic radius	empirical: 132 pm (predicted)
Covalent radius	143 pm (estimated)