| Property | Value |
| Appearance | Silvery-white, lustrous metal |
| Atomic Number | 28 |
| Atomic Mass | 58.69 u |
| Density | 8.90 g/cm³ |
| Melting Point | 1455 °C (2651 °F) |
| Boiling Point | 2913 °C (5275 °F) |
| Thermal Conductivity | 90.9 W/m·K |
| Electrical Conductivity | 14.3 × 10⁶ S/m |
| Specific Heat Capacity | 0.444 J/g·K |
| Modulus of Elasticity | 200 GPa |
| Poisson's Ratio | 0.31 |
| Thermal Expansion Coefficient | 13.4 × 10⁻⁶ /K |
| Hardness (Brinell) | 700 MPa (pure nickel) |
| Crystal Structure | Face-centered cubic (FCC) |
| Magnetic Properties | Ferromagnetic |
| Corrosion Resistance | Excellent (especially in alloys) |
| Reflectivity | Moderate |