| Zinc | |
| Electrons per shell | 2,8,18,2 |
| Electron Configuration | [Ar] 3d10 4s2 ![]() |
| Ground state | 1S0 |
| Atomic Volume | 9.2 cm3 mol-1 |
| Electronegativity | 1.65 |
| Magnetic ordering | Diamagnetic |
| Mass magnetic susceptibility | -2.21 x 10-9 |
| Molar magnetic susceptibility | -1.45 x 10-10 |
| Speed of sound | 3850 m s-1 |
Thermal Properties |
|
| Enthalpy of Atomization | 129.7 kJ mol-1 @25°C |
| Enthalpy of Fusion | 6.67 kJ mol-1 |
| Enthalpy of Vaporisation | 114.2 kJ mol-1 |
| Heat Capacity | 25.390 J mol-1 K-1 |
| Thermal Conductivity | 116 W m-1 K-1 |
| Thermal Expansion | 30.2 μm m-1 K-1 |
| Critcal Temperature | No data. |
| Critcal Pressure | No data. |
| Adiabatic index | No data. |
Hardness |
|
| Brinell hardness | 412 MPa |
| Mohs hardness | 2.5 |
Elastic Properties |
|
| Bulk modulus | 70 GPa |
| Poisson ratio | 0.25 |
| Shear modulus | 43 GPa |
| Young's modulus | 108 GPa |
Electrical Properties |
|
| Electrical resistivity | 5.9 x 10-8 Ω m |
| Electrical conductivity | 0.166 106/cm Ω |
Chemical Properties |
|
| Electrochemical Equivalent | 1.22 g Ah-1 |
| Electron Work Function | 4.33 eV |
| Valence Electron Potential (-eV) | 38.9 |
| Ionization Potential | |
| 9.394 | |
| 17.964 | |
| 39.722 | |
Optical Properties |
|
| Refractive Index (gas) | 1.002050 |
| Reflectivity | % |
Energy Levels |
|
| 8.63886 KeV | |
| 8.61578 KeV | |
| 9.572 KeV | |
| 1.0117 KeV | |
| 1.0117 KeV | |
| 1.0347 KeV | |
| 1.107 KeV | |
| 1.107 KeV | |
| 0.906 KeV | |
| 0.8843 KeV | |
Atomic Radii |
|
| 135 pm | |
| 142 pm | |
| 131 pm | |
| 139 pm | |
| No data. | |
| 134 pm | |
Ionic Radii (Å) |
||||
| Charge | Coordination | Crystal | Ionic | Key |
| 2 | IV | 0.74 | 0.6 | * |
| V | 0.82 | 0.68 | * | |
| VI | 0.88 | 0.74 | R* | |
| VIII | 1.04 | 0.9 | 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 |
|
| Zn+2 | |
| Zn+1 | |
Ionisation Energies (kJ mol-1) ![]() |
|
| 906.4 | |
| 1733.3 | |
| 3832.6 | |
| 5730 | |
| 7970 | |
| 10400 | |
| 12900 | |
| 16800 | |
| 19600 | |
| 23000 | |
Vapour Pressure |
||||||
| P (Pa) | 1 | 10 | 100 | 1K | 10K | 100K |
| T (K) | 610 | 670 | 750 | 852 | 990 | (1185) |
Crystal Structure |
|
| Hexagonal close packed | |
![]() |
a = 266.49 pm |
| b = 266.49 pm | |
| c = 494.68 pm | |
| α = 90° | |
| β = 90° | |
| γ = 120° | |