Element | Strontium | Symbol | Sr |
Atomic Number | 38 | Molar Mass | 87.62 gmol-1 |
Electron Configuration | [Kr]5s2 | Normal State | solid metal |
Density @STP | 2.58 g cm-3 | Melting Point | 777oC |
Boiling Point | 1382oC | Stable Isotopes | 84Sr, 86Sr, 87Sr, 88Sr |
Atomic Radius | 215 pm | Ionic Radius | 116 (2+) pm |
Electronegativity (Pauling) | 0.95 | Ionization Energy (1st) | 550 kJ mol-1 |
Ionization Energy (2nd) | 1064 kJ mol-1 | Ionization Energy (3rd) | 4210 kJ mol-1 |
Molar Heat Capacity | 26.8 J K-1mol-1 | Standard Molar Entropy | 55 J K-1mol-1 |
Enthalpy of Fusion | 9.16 kJ mol-1 | Enthalpy of Vapourization | 138.91 kJ mol-1 |