Input interpretation
![chlorine (chemical element)](../image_source/d806457c6e9d78e9e494fcf55d653503.png)
chlorine (chemical element)
Periodic table location
![Periodic table location](../image_source/19a589e68e95738e415ec003e75e1961.png)
Periodic table location
Image
![Image](../image_source/f48176b10687a744b2f0c0e10d43a597.png)
Image
Basic elemental properties
![atomic symbol | Cl atomic number | 17 short electronic configuration | [Ne]3s^23p^5 Aufbau diagram | 3p 3s block | p group | 17 period | 3 atomic mass | 35.45 u (unified atomic mass units)](../image_source/ad73c15549794b7290acb677d5a3fd58.png)
atomic symbol | Cl atomic number | 17 short electronic configuration | [Ne]3s^23p^5 Aufbau diagram | 3p 3s block | p group | 17 period | 3 atomic mass | 35.45 u (unified atomic mass units)
Thermodynamic properties
![phase at STP | gas melting point | -101.5 °C (rank: 93rd) boiling point | -34.04 °C (rank: 84th) critical temperature | 416.9 K (rank: 11th) critical pressure | 7.991 MPa (rank: 11th) molar heat of fusion | 3.2 kJ/mol (rank: 74th) molar heat of vaporization | 10.2 kJ/mol (rank: 85th) specific heat at STP | 478.2 J/(kg K) (rank: 25th) adiabatic index | 7/5 (rank: 1st) (properties at standard conditions)](../image_source/f0fa9a99432c256fbe35350962323b5e.png)
phase at STP | gas melting point | -101.5 °C (rank: 93rd) boiling point | -34.04 °C (rank: 84th) critical temperature | 416.9 K (rank: 11th) critical pressure | 7.991 MPa (rank: 11th) molar heat of fusion | 3.2 kJ/mol (rank: 74th) molar heat of vaporization | 10.2 kJ/mol (rank: 85th) specific heat at STP | 478.2 J/(kg K) (rank: 25th) adiabatic index | 7/5 (rank: 1st) (properties at standard conditions)
Material properties
![density | 0.003214 g/cm^3 (rank: 89th) molar volume | 11030 cm^3/mol bulk modulus | 1.1 GPa (rank: 69th) refractive index | 1.000773 sound speed | 206 m/s (rank: 72nd) thermal conductivity | 0.0089 W/(m K) (rank: 92nd) (properties at standard conditions)](../image_source/9c0c8d072aa661cb99989a3cafb3a7fc.png)
density | 0.003214 g/cm^3 (rank: 89th) molar volume | 11030 cm^3/mol bulk modulus | 1.1 GPa (rank: 69th) refractive index | 1.000773 sound speed | 206 m/s (rank: 72nd) thermal conductivity | 0.0089 W/(m K) (rank: 92nd) (properties at standard conditions)
Electromagnetic properties
![electrical type | insulator resistivity | 100 Ω m (ohm meters) electrical conductivity | 0.01 S/m (siemens per meter) magnetic type | diamagnetic volume magnetic susceptibility | -2.31×10^-8 mass magnetic susceptibility | -7.2×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -5.11×10^-10 m^3/mol (cubic meters per mole) color | (yellow) refractive index | 1.000773](../image_source/40027c34a7ca086c22dc9dbcb6f8a91c.png)
electrical type | insulator resistivity | 100 Ω m (ohm meters) electrical conductivity | 0.01 S/m (siemens per meter) magnetic type | diamagnetic volume magnetic susceptibility | -2.31×10^-8 mass magnetic susceptibility | -7.2×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -5.11×10^-10 m^3/mol (cubic meters per mole) color | (yellow) refractive index | 1.000773
Reactivity
![valence | 5 electronegativity | 3.16 electron affinity | 349 kJ/mol (kilojoules per mole) first ionization energy | 1251.2 kJ/mol (kilojoules per mole) ionization energies | 1251.2 kJ/mol | 2298 kJ/mol | 3822 kJ/mol | 5158.6 kJ/mol | 6542 kJ/mol | 9362 kJ/mol | 11018 kJ/mol | 33604 kJ/mol | 38600 kJ/mol | 43961 kJ/mol](../image_source/5c079c7b7654d8b4d2a7301c815e2cb4.png)
valence | 5 electronegativity | 3.16 electron affinity | 349 kJ/mol (kilojoules per mole) first ionization energy | 1251.2 kJ/mol (kilojoules per mole) ionization energies | 1251.2 kJ/mol | 2298 kJ/mol | 3822 kJ/mol | 5158.6 kJ/mol | 6542 kJ/mol | 9362 kJ/mol | 11018 kJ/mol | 33604 kJ/mol | 38600 kJ/mol | 43961 kJ/mol
![Reactivity](../image_source/4dbf39dbcf1c45708a2b54797456b3e1.png)
Reactivity
Atomic properties
![term symbol | ^2P_(3/2) atomic radius | 100 pm covalent radius | 102 pm van der Waals radius | 175 pm (electronic ground state properties)](../image_source/127b340490051d4723be637c50af923e.png)
term symbol | ^2P_(3/2) atomic radius | 100 pm covalent radius | 102 pm van der Waals radius | 175 pm (electronic ground state properties)
![(neutral chlorine atomic spectrum)](../image_source/914dadfc033ef9e8683c6d4b3ee9747a.png)
(neutral chlorine atomic spectrum)
Abundances
![universe abundance | 1×10^-4 mass% (rank: 22nd) solar abundance | 8×10^-4 mass% (rank: 18th) meteorite abundance | 0.037 mass% (rank: 19th) crust abundance | 0.017 mass% (rank: 19th) ocean abundance | 2 mass% (rank: 3rd) human abundance | 0.12 mass% (rank: 10th) universe molar abundance | 4×10^-6 mol% (rank: 22nd) solar molar abundance | 3×10^-5 mol% (rank: 17th) meteorite molar abundance | 0.016 mol% (rank: 19th) ocean molar abundance | 0.35 mol% (rank: 3rd) crust molar abundance | 0.0099 mol% (rank: 16th) human molar abundance | 0.021 mol% (rank: 10th)](../image_source/8ae3040ccbeddee9780212cadc771fb7.png)
universe abundance | 1×10^-4 mass% (rank: 22nd) solar abundance | 8×10^-4 mass% (rank: 18th) meteorite abundance | 0.037 mass% (rank: 19th) crust abundance | 0.017 mass% (rank: 19th) ocean abundance | 2 mass% (rank: 3rd) human abundance | 0.12 mass% (rank: 10th) universe molar abundance | 4×10^-6 mol% (rank: 22nd) solar molar abundance | 3×10^-5 mol% (rank: 17th) meteorite molar abundance | 0.016 mol% (rank: 19th) ocean molar abundance | 0.35 mol% (rank: 3rd) crust molar abundance | 0.0099 mol% (rank: 16th) human molar abundance | 0.021 mol% (rank: 10th)
Nuclear properties
![half-life | (stable) stable isotopes | Cl-35 (75.77%) | Cl-37 (24.23%) nuclear spin | Cl-28: 1^+ | Cl-29: 3/2^+ | Cl-30: 3^+ | Cl-31: 3/2^+ | Cl-32: 1^+ | Cl-33: 3/2^+ | Cl-34: 0^+ | Cl-35: 3/2^+ | Cl-36: 2^+ | Cl-37: 3/2^+ | Cl-38: 2^- | Cl-39: 3/2^+ | Cl-40: 2^- | Cl-41: 1/2^+ | Cl-43: 1/2^+ | Cl-45: 1/2^+ | Cl-47: 3/2^+ | Cl-49: 3/2^+ | Cl-51: 3/2^+ unstable isotopes | Cl-36 (0.3 Myr) | Cl-39 (56.2 min) | Cl-38 (37.23 min) | Cl-40 (81 s) | Cl-41 (38.4 s) | Cl-42 (6.8 s) | Cl-43 (3.13 s) | Cl-33 (2.511 s) | Cl-34 (1.5264 s) | Cl-44 (560 ms) | Cl-45 (413 ms) | Cl-32 (298 ms) | Cl-46 (232 ms) | Cl-31 (150 ms) | Cl-47 (101 ms) | Cl-50 (20 ms) | Cl-51 (200 ns) | Cl-48 (200 ns) | Cl-49 (170 ns) | Cl-30 (30 ns) | Cl-29 (20 ns) neutron cross-section | 35.3 b neutron mass absorption | 0.033 m^2/kg](../image_source/2266d97fc57237caeaa501a9c722224c.png)
half-life | (stable) stable isotopes | Cl-35 (75.77%) | Cl-37 (24.23%) nuclear spin | Cl-28: 1^+ | Cl-29: 3/2^+ | Cl-30: 3^+ | Cl-31: 3/2^+ | Cl-32: 1^+ | Cl-33: 3/2^+ | Cl-34: 0^+ | Cl-35: 3/2^+ | Cl-36: 2^+ | Cl-37: 3/2^+ | Cl-38: 2^- | Cl-39: 3/2^+ | Cl-40: 2^- | Cl-41: 1/2^+ | Cl-43: 1/2^+ | Cl-45: 1/2^+ | Cl-47: 3/2^+ | Cl-49: 3/2^+ | Cl-51: 3/2^+ unstable isotopes | Cl-36 (0.3 Myr) | Cl-39 (56.2 min) | Cl-38 (37.23 min) | Cl-40 (81 s) | Cl-41 (38.4 s) | Cl-42 (6.8 s) | Cl-43 (3.13 s) | Cl-33 (2.511 s) | Cl-34 (1.5264 s) | Cl-44 (560 ms) | Cl-45 (413 ms) | Cl-32 (298 ms) | Cl-46 (232 ms) | Cl-31 (150 ms) | Cl-47 (101 ms) | Cl-50 (20 ms) | Cl-51 (200 ns) | Cl-48 (200 ns) | Cl-49 (170 ns) | Cl-30 (30 ns) | Cl-29 (20 ns) neutron cross-section | 35.3 b neutron mass absorption | 0.033 m^2/kg
Identifiers
![CAS number | 7782-50-5 PubChem CID number | 24526](../image_source/50aa6d58df7d040cbe21f40a0344c4f3.png)
CAS number | 7782-50-5 PubChem CID number | 24526