| General |
|---|
| Name | Zinc | | Symbol | Zn | | Number | 30 | | Chemical series | Transition elements | | Group / Period | 12 / 4 | | Block | d-block | | CAS registry number | 7440-66-6 |
| Physical properties |
|---|
| State | solid | | Density | 7.14 g/cm3 | | Melting point | 692.68 K (419.53°C, 787.15°F) | | Boiling point | 1180 K (907°C, 1665°F) | | Critical point | |
| Atomic properties |
|---|
| Atomic Weight | 65.409 g/mol | | Crystal structure | hexagonal | | Electronegativity | 1.65 | | Atomic radius | 135 pm | | Atomic radius (calculated) | 142 pm | | Electron configuration | [Ar] 3d10 4s2 | | Electrons per shell | 2, 8, 18, 2 | | Number of protons | 30 | | Number of neutrons | 35 |
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Gallium