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Chlorine is a chemical element; it has symbol Cl and atomic number 17. The second-lightest of the halogens, it appears between fluorine and bromine in the periodic table and its properties are mostly intermediate between them.
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chloride water gas used sodium produced compounds acid hydrogen fluorine chemical may form element also oxygen elemental first bromine hypochlorite
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Chlorine | 35Cl | 75.8% | 1.00 | infobox |
| Chlorine | 36Cl | trace | 1.00 | infobox |
| Chlorine | 37Cl | 24.2% | 1.00 | infobox |
| Chlorine | Appearance | pale yellow-green gas | 1.00 | infobox |
| Chlorine | at T (K) | 128 | 1.00 | infobox |
| Chlorine | Atomic number (Z) | 17 | 1.00 | infobox |
| Chlorine | Block | p-block | 1.00 | infobox |
| Chlorine | Boiling point | (Cl2) 239.11 K (−34.04 °C, −29.27 °F) | 1.00 | infobox |
| Chlorine | CAS Number | Cl2: 7782-50-5 | 1.00 | infobox |
| Chlorine | Covalent radius | 102±4 pm | 1.00 | infobox |
| Chlorine | Critical point | 416.9 K, 7.991 MPa | 1.00 | infobox |
| Chlorine | Crystal structure | orthorhombic (oS8) | 1.00 | infobox |
| Chlorine | Density (at STP) | 3.2 g/L | 1.00 | infobox |
| Chlorine | Discovery and first isolation | Carl Wilhelm Scheele (1774) | 1.00 | infobox |
| Chlorine | Electrical resistivity | >10 Ω⋅m (at 20 °C) | 1.00 | infobox |
| Chlorine | Electron configuration | [Ne] 3s2 3p5 | 1.00 | infobox |
| Chlorine | Electronegativity | Pauling scale: 3.16 | 1.00 | infobox |
| Chlorine | Electrons per shell | 2, 8, 7 | 1.00 | infobox |
| Chlorine | Group | group 17 (halogens) | 1.00 | infobox |
| Chlorine | Heat of fusion | (Cl2) 6.406 kJ/mol | 1.00 | infobox |
| Chlorine | Heat of vaporisation | (Cl2) 20.41 kJ/mol | 1.00 | infobox |
| Chlorine | Ionisation energies | 1st: 1251.2 kJ/mol | 1.00 | infobox |
| Chlorine | Ionisation energies | 2nd: 2298 kJ/mol | 1.00 | infobox |
| Chlorine | Ionisation energies | 3rd: 3822 kJ/mol | 1.00 | infobox |
| Chlorine | Ionisation energies | (more) | 1.00 | infobox |
| Chlorine | Lattice constants | a = 630.80 pm b = 455.83 pm c = 815.49 pm (at triple point) | 1.00 | infobox |
| Chlorine | Magnetic ordering | diamagnetic | 1.00 | infobox |
| Chlorine | Main isotopes | .mw-parser-output .isotopes-table{text-align:center;width:100%;border-collapse:collapse;margin:0;padding:0}.mw-parser-output .isotopes-table-headers>:not(:first-child){padding:0… | 1.00 | infobox |
| Chlorine | Melting point | (Cl2) 171.6 K (−101.5 °C, −150.7 °F) | 1.00 | infobox |
| Chlorine | Molar heat capacity | 16.9745 J/(mol·K) (Cl) 33.949 J/(mol·K) (Cl2) | 1.00 | infobox |
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