|
Classifications |
Alternate Names | None |
Names of Allotropes | None |
Block | p |
Group | 17 |
Period | 6 |
Series | Halogen |
Electron Configuration | [Xe]6s24f145d106p5 |
Color | Silver |
Discovery | 1940 in The United States |
|
Gas phase | N/A |
CAS Number | CAS7440-68-8 |
CID Number | N/A |
RTECS Number | N/A |
Electrical properties |
Electrical Type | N/A |
Electrical Conductivity | N/A |
Resistivity | N/A |
Superconducting Point | N/A |
Magnetic properties |
Magnetic Type | N/A |
Curie Point | N/A |
Mass Magnetic Susceptibility | N/A |
Molar Magnetic Susceptibility | N/A |
Volume Magnetic Susceptibility | N/A |
Abundances |
% in Universe | N/A |
% in Sun | N/A |
% in Meteorites | 0% |
% in Earth's Crust | 0% |
% in Oceans | 0% |
% in Humans | 0% |
Atomic dimensions and structure |
Atomic Radius | 127 pm |
Covalent Radius | 150 pm |
Van der Waals Radius | N/A |
Crystal Structure | N/A |
Lattice Angles | N/A |
Lattice Constants | N/A |
Space Group Name | N/A |
Space Group Number | N/A |
Nuclear Properties |
Half-Life | 8.055555555556 h |
Lifetime | 11.66666666667 h |
Decay Mode | BetaPlusDecay |
Quantum Numbers | 2P3/2 |
Neutron Cross Section | N/A |
Neutron Mass Absorption | N/A |
Known Isotopes | 193At, 194At, 195At, 196At, 197At, 198At, 199At, 200At, 201At, 202At, 203At, 204At, 205At, 206At, 207At, 208At, 209At, 210At, 211At, 212At, 213At, 214At, 215At, 216At, 217At, 218At, 219At, 220At, 221At, 222At, 223At |
|
Stable Isotopes | |
Isotopic Abundances | |
|