Compare Element Properties
| Property | Cl Chlorine | ? N/A |
|---|---|---|
| Atomic number | 17 | N/A |
| Symbol | Cl | N/A |
| Name | Chlorine | N/A |
| Category | halogen | N/A |
| Standard Atomic Weight | 35.4515 u | N/A |
| Period | 3 | N/A |
| Group | 17 | N/A |
| Block | p | N/A |
| Phase at STP | gas | N/A |
| Electron configuration | [Ne]3s23p5 | N/A |
| Oxidation states | [-1, 1, 2, 3, 4, 5, 6, 7] | N/A |
| Electronegativity (Pauling) | 3.16 | N/A |
| Electron affinity | 3.6127 eV | N/A |
| Density | 3.214 kg/m³ | N/A |
| Melting point | -101.5 °C | N/A |
| Boiling point | -34.04 °C | N/A |
| Discovery year | 1774 | N/A |