Input interpretation
Lewis bases | element types
Summary
carbon | hydrogen | nitrogen | oxygen | phosphorus | sulfur
Periodic table location
Periodic table location
Images
Images
Basic elemental properties
| atomic symbol | atomic number | short electronic configuration carbon | C | 6 | [He]2s^22p^2 hydrogen | H | 1 | 1s^1 nitrogen | N | 7 | [He]2s^22p^3 oxygen | O | 8 | [He]2s^22p^4 phosphorus | P | 15 | [Ne]3s^23p^3 sulfur | S | 16 | [Ne]3s^23p^4 | Aufbau diagram | block | group carbon | 2p 2s | p | 14 hydrogen | 1s | s | 1 nitrogen | 2p 2s | p | 15 oxygen | 2p 2s | p | 16 phosphorus | 3p 3s | p | 15 sulfur | 3p 3s | p | 16 | period | atomic mass | half-life carbon | 2 | 12.011 u | (stable) hydrogen | 1 | 1.008 u | (stable) nitrogen | 2 | 14.007 u | (stable) oxygen | 2 | 15.999 u | (stable) phosphorus | 3 | 30.973761998 u | (stable) sulfur | 3 | 32.06 u | (stable)
Table
hydrogen | hydrogen ammonia | hydrogen | nitrogen water | hydrogen | oxygen carbon monoxide | carbon | oxygen phosphine | hydrogen | phosphorus hydrogen sulfide | hydrogen | sulfur trimethylamine | carbon | hydrogen | nitrogen dimethyl sulfide | carbon | hydrogen | sulfur benzene | carbon | hydrogen N, N, N', N'-tetramethylethylenediamine | carbon | hydrogen | nitrogen
Thermodynamic properties
phase at STP | all | gas | solid melting point | median | -82.9 °C | highest | 3550 °C (carbon) | lowest | -259.14 °C (hydrogen) | distribution | boiling point | median | 48.8 °C | highest | 4027 °C (carbon) | lowest | -252.87 °C (hydrogen) | distribution | critical temperature | median | 140.4 K | highest | 1314 K (sulfur) | lowest | 32.97 K (hydrogen) critical pressure | median | 4.22 MPa | highest | 20.7 MPa (sulfur) | lowest | 1.293 MPa (hydrogen) | distribution | molar heat of fusion | median | 0.6 kJ/mol | highest | 105 kJ/mol (carbon) | lowest | 0.222 kJ/mol (oxygen) molar heat of vaporization | median | 6.6 kJ/mol | highest | 715 kJ/mol (carbon) | lowest | 0.452 kJ/mol (hydrogen) specific heat at STP | median | 844 J/(kg K) | highest | 14300 J/(kg K) (hydrogen) | lowest | 705 J/(kg K) (sulfur) adiabatic index | all | 7/5 (properties at standard conditions)
Material properties
density | median | 0.9122 g/cm^3 | highest | 2.26 g/cm^3 (carbon) | lowest | 8.99×10^-5 g/cm^3 (hydrogen) | distribution | molar volume | median | 5607 cm^3/mol | highest | 11200 cm^3/mol (hydrogen) | lowest | 5.315 cm^3/mol (carbon) bulk modulus | median | 11 GPa | highest | 33 GPa (carbon) | lowest | 7.7 GPa (sulfur) | distribution | refractive index | median | 1.000705 | highest | 2.417 (carbon) | lowest | 1.000132 (hydrogen) sound speed | median | 801.8 m/s | highest | 18350 m/s (carbon) | lowest | 317.5 m/s (oxygen) thermal conductivity | median | 0.193 W/(m K) | highest | 140 W/(m K) (carbon) | lowest | 0.02583 W/(m K) (nitrogen) (properties at standard conditions)
Electromagnetic properties
resistivity | median | 1×10^-5 Ω m (ohm meters) | highest | 1×10^15 Ω m (ohm meters) (sulfur) | lowest | 1×10^-7 Ω m (ohm meters) (phosphorus) electrical conductivity | median | 100000 S/m (siemens per meter) | highest | 1×10^7 S/m (siemens per meter) (phosphorus) | lowest | 1×10^-15 S/m (siemens per meter) (sulfur) volume magnetic susceptibility | median | -6.1×10^-6 | highest | 1.90772×10^-6 (oxygen) | lowest | -2.06×10^-5 (phosphorus) | distribution | mass magnetic susceptibility | median | -6.2×10^-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 | -1.1×10^-10 m^3/mol (cubic meters per mole) | highest | 4.27184×10^-8 m^3/mol (cubic meters per mole) (oxygen) | lowest | -3.5×10^-10 m^3/mol (cubic meters per mole) (phosphorus) work function | all | 5 eV
Reactivity
valence | median | 3.5 | highest | 6 (sulfur) | lowest | 1 (hydrogen) | distribution | electronegativity | median | 2.57 | highest | 3.44 (oxygen) | lowest | 2.19 (phosphorus) | distribution | electron affinity | median | 107 kJ/mol (kilojoules per mole) | highest | 200 kJ/mol (kilojoules per mole) (sulfur) | lowest | 7 kJ/mol (kilojoules per mole) (nitrogen) | distribution | first ionization energy | median | 1199.3 kJ/mol (kilojoules per mole) | highest | 1402.3 kJ/mol (kilojoules per mole) (nitrogen) | lowest | 999.6 kJ/mol (kilojoules per mole) (sulfur) | distribution |
Atomic properties
term symbol | all | ^2S_(1/2) | ^3P_0 | ^3P_2 | ^4S_(3/2) atomic radius | median | 68 pm | highest | 100 pm (phosphorus and sulfur) | lowest | 25 pm (hydrogen) | distribution | covalent radius | median | 74 pm | highest | 107 pm (phosphorus) | lowest | 31 pm (hydrogen) | distribution | van der Waals radius | median | 163 pm | highest | 180 pm (phosphorus and sulfur) | lowest | 120 pm (hydrogen) | distribution | (electronic ground state properties)
Abundances
universe abundance | median | 0.3 mass% | highest | 75 mass% (hydrogen) | lowest | 7×10^-4 mass% (phosphorus) solar abundance | median | 0.2 mass% | highest | 75 mass% (hydrogen) | lowest | 7×10^-4 mass% (phosphorus) meteorite abundance | median | 1.9 mass% | highest | 40 mass% (oxygen) | lowest | 0.11 mass% (phosphorus) crust abundance | median | 0.12 mass% | highest | 46 mass% (oxygen) | lowest | 0.002 mass% (nitrogen) ocean abundance | median | 0.048 mass% | highest | 86 mass% (oxygen) | lowest | 7×10^-6 mass% (phosphorus) human abundance | median | 6.3 mass% | highest | 61 mass% (oxygen) | lowest | 0.2 mass% (sulfur) | distribution | universe molar abundance | median | 0.03 mol% | highest | 93 mol% (hydrogen) | lowest | 3×10^-5 mol% (phosphorus) solar molar abundance | median | 0.019 mol% | highest | 93 mol% (hydrogen) | lowest | 3×10^-5 mol% (phosphorus) meteorite molar abundance | median | 2 mol% | highest | 48 mol% (oxygen) | lowest | 0.07 mol% (phosphorus) | distribution | ocean molar abundance | median | 0.0097 mol% | highest | 66 mol% (hydrogen) | lowest | 1.4×10^-6 mol% (phosphorus) | distribution | crust molar abundance | median | 0.19 mol% | highest | 60 mol% (oxygen) | lowest | 0.0029 mol% (nitrogen) human molar abundance | median | 6.6 mol% | highest | 62 mol% (hydrogen) | lowest | 0.039 mol% (sulfur) | distribution |