oxygen vs chlorine vs fluorine

oxygen (chemical element) | chlorine (chemical element) | fluorine (chemical element)

Periodic table location

Images

| oxygen | chlorine | fluorine atomic symbol | O | Cl | F atomic number | 8 | 17 | 9 short electronic configuration | [He]2s^22p^4 | [Ne]3s^23p^5 | [He]2s^22p^5 Aufbau diagram | 2p 2s | 3p 3s | 2p 2s block | p | p | p group | 16 | 17 | 17 period | 2 | 3 | 2 atomic mass | 15.999 u | 35.45 u | 18.998403163 u half-life | (stable) | (stable) | (stable)

| oxygen | chlorine | fluorine phase at STP | gas | gas | gas melting point | -218.3 °C | -101.5 °C | -219.6 °C boiling point | -182.9 °C | -34.04 °C | -188.12 °C critical temperature | 154.59 K | 416.9 K | 144.13 K critical pressure | 5.043 MPa | 7.991 MPa | 5.172 MPa molar heat of fusion | 0.222 kJ/mol | 3.2 kJ/mol | 0.26 kJ/mol molar heat of vaporization | 3.41 kJ/mol | 10.2 kJ/mol | 3.27 kJ/mol specific heat at STP | 919 J/(kg K) | 478.2 J/(kg K) | 824 J/(kg K) adiabatic index | 7/5 | 7/5 | 7/5 (properties at standard conditions)

| oxygen | chlorine | fluorine density | 0.001429 g/cm^3 | 0.003214 g/cm^3 | 0.001696 g/cm^3 molar volume | 11200 cm^3/mol | 11030 cm^3/mol | 11200 cm^3/mol bulk modulus | | 1.1 GPa | refractive index | 1.000271 | 1.000773 | 1.000195 sound speed | 317.5 m/s | 206 m/s | thermal conductivity | 0.02658 W/(m K) | 0.0089 W/(m K) | 0.0277 W/(m K) (properties at standard conditions)

| oxygen | chlorine | fluorine electrical type | | insulator | resistivity | | 100 Ω m (ohm meters) | electrical conductivity | | 0.01 S/m (siemens per meter) | magnetic type | paramagnetic | diamagnetic | volume magnetic susceptibility | 1.90772×10^-6 | -2.31×10^-8 | mass magnetic susceptibility | 1.335×10^-6 m^3/kg (cubic meters per kilogram) | -7.2×10^-9 m^3/kg (cubic meters per kilogram) | molar magnetic susceptibility | 4.27184×10^-8 m^3/mol (cubic meters per mole) | -5.11×10^-10 m^3/mol (cubic meters per mole) | color | (colorless) | (yellow) | (colorless) refractive index | 1.000271 | 1.000773 | 1.000195

| oxygen | chlorine | fluorine valence | 2 | 5 | 1 electronegativity | 3.44 | 3.16 | 3.98 electron affinity | 141 kJ/mol (kilojoules per mole) | 349 kJ/mol (kilojoules per mole) | 328 kJ/mol (kilojoules per mole) first ionization energy | 1313.9 kJ/mol (kilojoules per mole) | 1251.2 kJ/mol (kilojoules per mole) | 1681 kJ/mol (kilojoules per mole) ionization energies | 1313.9 kJ/mol | 3388.3 kJ/mol | 5300.5 kJ/mol | 7469.2 kJ/mol | 10989.5 kJ/mol | 13326.5 kJ/mol | 71330 kJ/mol | 84078 kJ/mol | 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 | 1681 kJ/mol | 3374.2 kJ/mol | 6050.4 kJ/mol | 8407.7 kJ/mol | 11022.7 kJ/mol | 15164.1 kJ/mol | 17868 kJ/mol | 92038.1 kJ/mol | 106434.3 kJ/mol

Reactivity

| oxygen | chlorine | fluorine term symbol | ^3P_2 | ^2P_(3/2) | ^2P_(3/2) atomic radius | 60 pm | 100 pm | 50 pm covalent radius | 66 pm | 102 pm | 57 pm van der Waals radius | 152 pm | 175 pm | 147 pm (electronic ground state properties)

| oxygen | chlorine | fluorine universe abundance | 1 mass% | 1×10^-4 mass% | 4×10^-5 mass% solar abundance | 0.9 mass% | 8×10^-4 mass% | 5×10^-5 mass% meteorite abundance | 40 mass% | 0.037 mass% | 0.0087 mass% crust abundance | 46 mass% | 0.017 mass% | 0.054 mass% ocean abundance | 86 mass% | 2 mass% | 1.3×10^-4 mass% human abundance | 61 mass% | 0.12 mass% | 0.0037 mass% universe molar abundance | 0.08 mol% | 4×10^-6 mol% | 3×10^-6 mol% solar molar abundance | 0.07 mol% | 3×10^-5 mol% | 3×10^-6 mol% meteorite molar abundance | 48 mol% | 0.016 mol% | 0.0097 mol% ocean molar abundance | 33 mol% | 0.35 mol% | 4.2×10^-5 mol% crust molar abundance | 60 mol% | 0.0099 mol% | 0.059 mol% human molar abundance | 24 mol% | 0.021 mol% | 0.0012 mol%

| oxygen | chlorine | fluorine half-life | (stable) | (stable) | (stable) stable isotopes | O-16 (99.762%) | O-18 (0.2%) | O-17 (3.8×10^-4) | Cl-35 (75.77%) | Cl-37 (24.23%) | F-19 (100%) nuclear spin | O-12: 0^+ | O-13: 3/2^- | O-14: 0^+ | O-15: 1/2^- | O-16: 0^+ | O-17: 5/2^+ | O-18: 0^+ | O-19: 5/2^+ | O-20: 0^+ | O-21: 5/2^+ | O-22: 0^+ | O-23: 1/2^+ | O-24: 0^+ | O-25: 3/2^+ | O-26: 0^+ | O-27: 3/2^+ | O-28: 0^+ | 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^+ | F-14: 2^- | F-15: 1/2^+ | F-16: 0^- | F-17: 5/2^+ | F-18: 1^+ | F-19: 1/2^+ | F-20: 2^+ | F-21: 5/2^+ | F-22: 4^+ | F-23: 5/2^+ | F-25: 5/2^+ | F-26: 1^+ | F-27: 5/2^+ | F-29: 5/2^+ | F-31: 5/2^+ unstable isotopes | O-15 (122.24 s) | O-14 (70.606 s) | O-19 (26.88 s) | O-20 (13.51 s) | O-21 (3.42 s) | O-22 (2.25 s) | O-23 (82 ms) | O-24 (65 ms) | O-13 (8.58 ms) | O-27 (260 ns) | O-28 (100 ns) | O-25 (50 ns) | O-26 (40 ns) | O-12 (1.14 zs) | 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) | F-18 (109.771 min) | F-17 (64.49 s) | F-20 (11.07 s) | F-22 (4.23 s) | F-21 (4.158 s) | F-23 (2.23 s) | F-24 (390 ms) | F-25 (50 ms) | F-26 (9.6 ms) | F-27 (5 ms) | F-29 (2.5 ms) | F-30 (260 ns) | F-31 (250 ns) | F-28 (40 ns) | F-16 (11 zs) | F-15 (0.46 zs) neutron cross-section | 2.8×10^-4 b | 35.3 b | 0.0096 b neutron mass absorption | 1×10^-6 m^2/kg | 0.033 m^2/kg | 2×10^-5 m^2/kg

| oxygen | chlorine | fluorine CAS number | 7782-44-7 | 7782-50-5 | 7782-41-4 PubChem CID number | 977 | 24526 | 24524 Gmelin number | | | 16281