Chloor |
| Simbool | Cl |
|---|---|
| Latynse naam | Chlorum |
| Atoomgetal | 17 |
| Periode | 3 |
| Element kategorie | Halogene |
| Relatieve atomiese massa | 35.4527 |
| Groep | VII.A |
| Electronegativiteit | 3.0 |
| Oksidering nommers | -1, 1, 3, 4, 5, 6, 7 |
| Elektronkonfigurasie | 1s2 2s2 2p6 3s2 3p5 |
| Digtheid [g/cm3] | 0.003214 |
| Staat | Gas |
| Smeltpunt [°C] | -100.98 |
| Kookpunt [°C] | -34.6 |
| Kritiese Punt [°C] | 143.75 |
| Kritiese druk [MPa] | 7.991 |
| Atoomradius [pm] | 42 |
| Covalent radius [pm] | 71 |
| Termiese geleidingsvermoë [W m-1K-1] | 0.0089 |
| Hitte kapasiteit [J K-1g-1] | 0.48 |
| Ontdekking | 1774 |
| 1ste ionisasie-energie [eV] | 12.9676 |
| 2de ionisasie-energie [eV] | 23.81 |
| 3de ionisasie-energie [eV] | 39.611 |
| Stabiele isotope | 2 |
| Onstabiele isotope | 9 |