Element | Krypton | Symbol | Kr |
Atomic Number | 36 | Molar Mass | 83.8 gmol-1 |
Electron Configuration | [Ar]3d104s24p6 | Normal State | gas/nonmetal |
Density @STP | 3.74x10-3 g cm-3 | Melting Point | -157oC |
Boiling Point | -153oC | Stable Isotopes | 79Kr, 80Kr, 82Kr, 83Kr, 84Kr, 86Kr |
Atomic Radius | n/a pm | Ionic Radius | 169 (1+) pm |
Electronegativity (Pauling) | n/a | Ionization Energy (1st) | 1351 kJ mol-1 |
Ionization Energy (2nd) | 2350 kJ mol-1 | Ionization Energy (3rd) | 3565 kJ mol-1 |
Molar Heat Capacity | 20.8 J K-1mol-1 | Standard Molar Entropy | 164.1 J K-1mol-1 |
Enthalpy of Fusion | 1.64 kJ mol-1 | Enthalpy of Vapourization | 9.05 kJ mol-1 |