Chlorine

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Chlorine
Cl
In situ availability: trace
Necessity:
Atomic number: 17
Atomic mass: 35.4527
group: 17
period: 3
normal phase: Gas
series: Halogens
density: 3.2 g/L
melting point: 171.6K,
-101.5°C,
-150.7°F
boiling point: 239.11K,
-34.04°C,
-29.27°F
O ← F → Ne
S ← Cl → Ar
Se ← Br → Kr
Atomic radius (pm): 100
Bohr radius (pm): 79
Covalent radius (pm): 99
Van der Waals radius (pm): 175
ionic radius (pm): (-1) 181
1st ion potential (eV): 12.97
Electron Configuration
1s2
2s2 2p6
3s2 3p5
Electrons Per Shell
2, 8, 7
Electronegativity: 3.16
Electron Affinity: 3.61
Oxidation states: +/-1, 3, 5, 7
Magnetism: Nonmagnetic
Crystal structure: Orthorhombic

Chlorine is a Halogen in group 17. It has a Orthorhombic crystalline structure. This element has two stable isotopes: 35 and 37.




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