Zinc vs Arsenic
| Property | Zn Zinc | As Arsenic |
|---|---|---|
| Atomic number | 30 | 33 |
| Symbol | Zn | As |
| Name | Zinc | Arsenic |
| Category | transition-metal | metalloid |
| Standard Atomic Weight | 65.38 u | 74.921595 u |
| Period | 4 | 4 |
| Group | 12 | 15 |
| Block | s | p |
| Phase at STP | solid | solid |
| Electron configuration | [Ar]4s23d10 | [Ar]4s23d104p3 |
| Oxidation states | [-2, 0, 1, 2] | [-3, -2, -1, 0, 1, 2, 3, 4, 5] |
| Electronegativity (Pauling) | 1.65 | 2.18 |
| Electron affinity | -0.6 eV | 0.81 eV |
| Density | 7134 kg/m³ | 5776 kg/m³ |
| Melting point | 419.53 °C | 816.85 °C |
| Boiling point | 906.85 °C | 613.85 °C |
| Discovery year | 1746 | 1250 |