Overview |
Name | Americium |
Symbol | Am |
Atomic Number | 95 |
Atomic Weight | 243[note] |
Density | N/A |
Melting Point | 1176 °C |
Boiling Point | 2011 °C |
Thermal properties |
Phase | Solid |
Melting Point | 1176 °C |
Boiling Point | 2011 °C |
Absolute Melting Point | 1449 K |
Absolute Boiling Point | 2284 K |
Heat of Fusion | N/A |
Heat of Vaporization | N/A |
Heat of Combustion | N/A |
Specific Heat | N/A |
Thermal Conductivity | 10 W/(m K) |
Thermal Expansion | N/A |
Bulk physical properties |
Density | N/A |
Density (Liquid) | N/A |
Thermal Conductivity | 10 W/(m K) |
Thermal Expansion | N/A |
Reactivity |
Valence | 4 |
Electronegativity | 1.3 |
ElectronAffinity | N/A |
Ionization Energies | |
Health and Safety |
Autoignition Point | N/A |
Flashpoint | N/A |
|
Classifications |
Alternate Names | None |
Nams of Allotropes | None |
Block | f |
Group | N/A |
Period | 7 |
Electron Configuration | [Rn]5f77s2 |
Color | Silver |
Discovery | |
Gas phase | N/A |
CAS Number | CAS7440-35-9 |
Electrical properties |
Electrical Type | N/A |
Electrical Conductivity | N/A |
Resistivity | N/A |
Superconducting Point | 0.6 |
Magnetic properties |
Magnetic Type | N/A |
Curie Point | N/A |
Mass Magnetic Susceptibility | 5.15×10-8 |
Molar Magnetic Susceptibility | 1.251×10-8 |
Volume Magnetic Susceptibility | N/A |
Abundances |
% in Universe | N/A |
% in Sun | None |
% in Meteorites | None |
% in Earth's Crust | None |
% in Oceans | None |
% in Humans | None |
Atomic dimensions and structure |
Atomic Radius | N/A |
Covalent Radius | N/A |
Van der Waals Radius | N/A |
Crystal Structure | Simple Hexagonal |
Lattice Angles | |
Lattice Constants | 346.81, 346.81, 1124.1 pm |
|
Space Group Name | P63/mmc |
Space Group Number | 194 |
Nuclear Properties |
Half-Life | 7388 y |
Lifetime | 1.065×104 y |
|