Input interpretation
heteronuclear diatomic molecules | element types
Summary
bromine | carbon | chlorine | fluorine | hydrogen | iodine | nitrogen | oxygen
Periodic table location
Periodic table location
Images
Images
Basic elemental properties
atomic symbol | all | Br | C | Cl | F | H | I | N | O atomic number | median | 8.5 | highest | 53 (iodine) | lowest | 1 (hydrogen) | distribution | block | all | p | s group | all | 1 | 14 | 15 | 16 | 17 period | all | 1 | 2 | 3 | 4 | 5 atomic mass | median | 17.499 u | highest | 126.90447 u (iodine) | lowest | 1.008 u (hydrogen) | distribution |
Table
carbon monoxide | carbon | oxygen hydrogen bromide | bromine | hydrogen hydrogen chloride | chlorine | hydrogen hydrogen fluoride | fluorine | hydrogen iodine bromide | bromine | iodine iodine monochloride | chlorine | iodine nitric oxide | nitrogen | oxygen
Thermodynamic properties
phase at STP | all | gas | liquid | solid melting point | median | -155.8 °C | highest | 3550 °C (carbon) | lowest | -259.14 °C (hydrogen) | distribution | boiling point | median | -108.5 °C | highest | 4027 °C (carbon) | lowest | -252.87 °C (hydrogen) | distribution | critical temperature | median | 154.59 K | highest | 819 K (iodine) | lowest | 32.97 K (hydrogen) | distribution | critical pressure | median | 5.172 MPa | highest | 11.7 MPa (iodine) | lowest | 1.293 MPa (hydrogen) | distribution | molar heat of fusion | median | 1.9 kJ/mol | highest | 105 kJ/mol (carbon) | lowest | 0.222 kJ/mol (oxygen) molar heat of vaporization | median | 6.81 kJ/mol | highest | 715 kJ/mol (carbon) | lowest | 0.452 kJ/mol (hydrogen) specific heat at STP | median | 871 J/(kg K) | highest | 14300 J/(kg K) (hydrogen) | lowest | 429 J/(kg K) (iodine) adiabatic index | all | 7/5 (properties at standard conditions)
Material properties
density | median | 0.002455 g/cm^3 | highest | 4.94 g/cm^3 (iodine) | lowest | 8.99×10^-5 g/cm^3 (hydrogen) | distribution | molar volume | median | 11110 cm^3/mol | highest | 11200 cm^3/mol (hydrogen) | lowest | 5.315 cm^3/mol (carbon) bulk modulus | median | 4.8 GPa | highest | 33 GPa (carbon) | lowest | 1.1 GPa (chlorine) refractive index | median | 1.000298 | highest | 2.417 (carbon) | lowest | 1.000132 (hydrogen) sound speed | median | 333.6 m/s | highest | 18350 m/s (carbon) | lowest | 206 m/s (chlorine) thermal conductivity | median | 0.074 W/(m K) | highest | 140 W/(m K) (carbon) | lowest | 0.0089 W/(m K) (chlorine) (properties at standard conditions)
Electromagnetic properties
resistivity | median | 5×10^6 Ω m (ohm meters) | highest | 1×10^10 Ω m (ohm meters) (bromine) | lowest | 1×10^-5 Ω m (ohm meters) (carbon) electrical conductivity | median | 0.005 S/m (siemens per meter) | highest | 100000 S/m (siemens per meter) (carbon) | lowest | 1×10^-10 S/m (siemens per meter) (bromine) volume magnetic susceptibility | median | -2.31×10^-8 | highest | 1.90772×10^-6 (oxygen) | lowest | -2.22×10^-5 (iodine) | distribution | mass magnetic susceptibility | median | -5.4×10^-9 m^3/kg (cubic meters per kilogram) | highest | 1.335×10^-6 m^3/kg (cubic meters per kilogram) (oxygen) | lowest | -2.48×10^-8 m^3/kg (cubic meters per kilogram) (hydrogen) molar magnetic susceptibility | median | -1.5×10^-10 m^3/mol (cubic meters per mole) | highest | 4.27184×10^-8 m^3/mol (cubic meters per mole) (oxygen) | lowest | -1.14×10^-9 m^3/mol (cubic meters per mole) (iodine) work function | all | 5 eV
Reactivity
valence | median | 3.5 | highest | 7 (iodine) | lowest | 1 (fluorine and hydrogen) | distribution | electronegativity | median | 3 | highest | 3.98 (fluorine) | lowest | 2.2 (hydrogen) | distribution | electron affinity | median | 224.5 kJ/mol (kilojoules per mole) | highest | 349 kJ/mol (kilojoules per mole) (chlorine) | lowest | 7 kJ/mol (kilojoules per mole) (nitrogen) | distribution | first ionization energy | median | 1281.6 kJ/mol (kilojoules per mole) | highest | 1681 kJ/mol (kilojoules per mole) (fluorine) | lowest | 1008.4 kJ/mol (kilojoules per mole) (iodine) | distribution |
Atomic properties
term symbol | all | ^2P_(3/2) | ^2S_(1/2) | ^3P_0 | ^3P_2 | ^4S_(3/2) atomic radius | median | 68 pm | highest | 140 pm (iodine) | lowest | 25 pm (hydrogen) | distribution | covalent radius | median | 74 pm | highest | 139 pm (iodine) | lowest | 31 pm (hydrogen) | distribution | van der Waals radius | median | 163 pm | highest | 198 pm (iodine) | lowest | 120 pm (hydrogen) | distribution | (electronic ground state properties)
Abundances
universe abundance | median | 0.0501 mass% | highest | 75 mass% (hydrogen) | lowest | 1×10^-7 mass% (iodine) solar abundance | median | 0.2 mass% | highest | 75 mass% (hydrogen) | lowest | 5×10^-5 mass% (fluorine) meteorite abundance | median | 0.088 mass% | highest | 40 mass% (oxygen) | lowest | 2.5×10^-5 mass% (iodine) crust abundance | median | 0.036 mass% | highest | 46 mass% (oxygen) | lowest | 4.9×10^-5 mass% (iodine) ocean abundance | median | 0.0048 mass% | highest | 86 mass% (oxygen) | lowest | 6×10^-6 mass% (iodine) human abundance | median | 1.4 mass% | highest | 61 mass% (oxygen) | lowest | 2×10^-5 mass% (iodine) | distribution | universe molar abundance | median | 0.0045 mol% | highest | 93 mol% (hydrogen) | lowest | 1×10^-9 mol% (iodine) solar molar abundance | median | 0.019 mol% | highest | 93 mol% (hydrogen) | lowest | 3×10^-6 mol% (fluorine) meteorite molar abundance | median | 0.078 mol% | highest | 48 mol% (oxygen) | lowest | 3×10^-6 mol% (iodine) | distribution | ocean molar abundance | median | 9.6×10^-4 mol% | highest | 66 mol% (hydrogen) | lowest | 2.9×10^-7 mol% (iodine) | distribution | crust molar abundance | median | 0.034 mol% | highest | 60 mol% (oxygen) | lowest | 8×10^-6 mol% (iodine) human molar abundance | median | 0.61 mol% | highest | 62 mol% (hydrogen) | lowest | 1×10^-6 mol% (iodine) | distribution |