Copper
- the most commonly used conductor
| number of electrons | 29 |
| atomic weight | 63.546 |
| number of valence electrons | 1 |
Electrical Properties Annealed Hard Drawn
| Resistivity | 1.7 x 10 exp -18 ohm-m | 1.7 x 10 exp -18 ohm-m |
| Temperature Coefficient of Resistance | 0.00393 | 0.00382 |
| Inferred Absolute Temp | -234.5 degrees Celsius | -242 degrees Celsius |
