| Lithium | |
| Electrons per shell | 2,1 |
| Electron Configuration | 1s2 2s1 ![]() |
| Ground state | 2S1/2 |
| Atomic Volume | 13.1 cm3 mol-1 |
| Electronegativity | 0.98 |
| Magnetic ordering | Non-magnetic |
| Mass magnetic susceptibility | 6.3 x 10-9 |
| Molar magnetic susceptibility | 4.37 x 10-11 |
| Speed of sound | 6000 m s-1 |
Thermal Properties |
|
| Enthalpy of Atomization | 160.7 kJ mol-1 @25°C |
| Enthalpy of Fusion | 4.50 kJ mol-1 |
| Enthalpy of Vaporisation | 147.7 kJ mol-1 |
| Heat Capacity | 24.860 J mol-1 K-1 |
| Thermal Conductivity | 84.8 W m-1 K-1 |
| Thermal Expansion | 46 μm m-1 K-1 |
| Critcal Temperature | 3223 K (2950°C) |
| Critcal Pressure | No data. |
| Adiabatic index | No data. |
Hardness |
|
| Mohs hardness | 0.6 |
Elastic Properties |
|
| Bulk modulus | 11 GPa |
| Shear modulus | 4.2 GPa |
| Young's modulus | 4.9 GPa |
Electrical Properties |
|
| Electrical resistivity | 9.4 x 10-8 Ω m |
| Electrical conductivity | 0.108 106/cm Ω |
Chemical Properties |
|
| Electrochemical Equivalent | 0.259 g Ah-1 |
| Electron Work Function | 2.9 eV |
| Valence Electron Potential (-eV) | 19 |
| Ionization Potential | |
| 5.392 | |
| 76.638 | |
| 122.451 | |
| Incompatibilities | Water, acids, oxidizing agents. |
Flammability |
|
Energy Levels |
|
| 0.0543 KeV | |
Atomic Radii |
|
| 145 pm | |
| 167 pm | |
| 134 pm | |
| 182 pm | |
| No data. | |
| 152 pm | |
Ionic Radii (Å) |
||||
| Charge | Coordination | Crystal | Ionic | Key |
| 1 | IV | 0.73 | 0.59 | * |
| VI | 0.9 | 0.76 | * | |
| VIII | 1.06 | 0.92 | C | |
| R, From r3 vs V plots. |
| C, Calculated from bond length - bond strength equations. |
| E, Estimated. |
| *, Most Reliable. |
| M, From Metallic Oxides. |
| A, Ahrens (1952) Ionic radius. |
| P, Pauling's (1960) Crystal Radius. |
Oxidation States |
|
| Li+1 | |
| Li-1 (in liquid NH3) | |
Ionisation Energies (kJ mol-1) ![]() |
|
| 513.3 | |
| 7298.0 | |
| 11814.8 | |
Vapour Pressure |
||||||
| P (Pa) | 1 | 10 | 100 | 1K | 10K | 100K |
| T (K) | 797 | 885 | 995 | 1144 | 1337 | 1610 |
Crystal Structure |
|
| Body centred cubic | |
![]() |
a = 351 pm |
| b = 351 pm | |
| c = 351 pm | |
| α = 90° | |
| β = 90° | |
| γ = 90° | |