element types of heavy molecules

heavy molecules | element types

carbon | chlorine | hydrogen | nitrogen | oxygen | silicon

Periodic table location

Images

| atomic symbol | atomic number | short electronic configuration carbon | C | 6 | [He]2s^22p^2 chlorine | Cl | 17 | [Ne]3s^23p^5 hydrogen | H | 1 | 1s^1 nitrogen | N | 7 | [He]2s^22p^3 oxygen | O | 8 | [He]2s^22p^4 silicon | Si | 14 | [Ne]3s^23p^2 | Aufbau diagram | block | group carbon | 2p 2s | p | 14 chlorine | 3p 3s | p | 17 hydrogen | 1s | s | 1 nitrogen | 2p 2s | p | 15 oxygen | 2p 2s | p | 16 silicon | 3p 3s | p | 14 | period | atomic mass | half-life carbon | 2 | 12.011 u | (stable) chlorine | 3 | 35.45 u | (stable) hydrogen | 1 | 1.008 u | (stable) nitrogen | 2 | 14.007 u | (stable) oxygen | 2 | 15.999 u | (stable) silicon | 3 | 28.085 u | (stable)

acetaldehyde-2, 2, 2-d 3 | carbon | hydrogen | oxygen acetic acid-13 C2 | carbon | hydrogen | oxygen acetone-2-13 C | carbon | hydrogen | oxygen acetonitrile-1-13 C | carbon | hydrogen | nitrogen allyl-d 5alcohol | carbon | hydrogen | oxygen ammonia-15 N | hydrogen | nitrogen chloromethane-13 C | carbon | chlorine | hydrogen propionitrile-d 5 | carbon | hydrogen | nitrogen deuterated silane | hydrogen | silicon deuterium hydride | hydrogen heavy water | hydrogen | oxygen ethanol-1-13 C | carbon | hydrogen | oxygen ethylene oxide-13 C2 | carbon | hydrogen | oxygen formamide-13 C | carbon | hydrogen | nitrogen | oxygen formic acid-13 C | carbon | hydrogen | oxygen methanol-13 C | carbon | hydrogen | oxygen methanol-d | carbon | hydrogen | oxygen methyl (-{2}-h)formate | carbon | hydrogen | oxygen trimethylamine-15 N | carbon | hydrogen | nitrogen water-18 O | hydrogen | oxygen

phase at STP | all | gas | 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 | 140.4 K | highest | 416.9 K (chlorine) | lowest | 32.97 K (hydrogen) | distribution | critical pressure | median | 4.22 MPa | highest | 7.991 MPa (chlorine) | 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) | distribution | molar heat of vaporization | median | 6.81 kJ/mol | highest | 715 kJ/mol (carbon) | lowest | 0.452 kJ/mol (hydrogen) | distribution | specific heat at STP | median | 814 J/(kg K) | highest | 14300 J/(kg K) (hydrogen) | lowest | 478.2 J/(kg K) (chlorine) adiabatic index | all | 7/5 (properties at standard conditions)

density | median | 0.002321 g/cm^3 | highest | 2.33 g/cm^3 (silicon) | lowest | 8.99×10^-5 g/cm^3 (hydrogen) molar volume | median | 11120 cm^3/mol | highest | 11200 cm^3/mol (hydrogen) | lowest | 5.315 cm^3/mol (carbon) Vickers hardness | all | 9630 MPa bulk modulus | median | 33 GPa | highest | 100 GPa (silicon) | lowest | 1.1 GPa (chlorine) | distribution | refractive index | median | 1.000298 | highest | 2.417 (carbon) | lowest | 1.000132 (hydrogen) sound speed | median | 801.8 m/s | highest | 18350 m/s (carbon) | lowest | 206 m/s (chlorine) thermal conductivity | median | 0.1035 W/(m K) | highest | 150 W/(m K) (silicon) | lowest | 0.0089 W/(m K) (chlorine) | distribution | (properties at standard conditions)

resistivity | median | 0.001 Ω m (ohm meters) | highest | 100 Ω m (ohm meters) (chlorine) | lowest | 1×10^-5 Ω m (ohm meters) (carbon) electrical conductivity | median | 1000 S/m (siemens per meter) | highest | 100000 S/m (siemens per meter) (carbon) | lowest | 0.01 S/m (siemens per meter) (chlorine) volume magnetic susceptibility | median | -1.5×10^-8 | highest | 1.90772×10^-6 (oxygen) | lowest | -1.4×10^-5 (carbon) | distribution | mass magnetic susceptibility | median | -5.8×10^-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 | -6.22×10^-11 m^3/mol (cubic meters per mole) | highest | 4.27184×10^-8 m^3/mol (cubic meters per mole) (oxygen) | lowest | -5.11×10^-10 m^3/mol (cubic meters per mole) (chlorine) work function | all | 5 eV | (4.6 to 4.91) eV

valence | median | 3.5 | highest | 5 (chlorine) | lowest | 1 (hydrogen) | distribution | electronegativity | median | 2.8 | highest | 3.44 (oxygen) | lowest | 1.9 (silicon) | distribution | electron affinity | median | 137 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 | 1402.3 kJ/mol (kilojoules per mole) (nitrogen) | lowest | 786.5 kJ/mol (kilojoules per mole) (silicon) | distribution |

term symbol | all | ^2P_(3/2) | ^2S_(1/2) | ^3P_0 | ^3P_2 | ^4S_(3/2) atomic radius | median | 68 pm | highest | 110 pm (silicon) | lowest | 25 pm (hydrogen) | distribution | covalent radius | median | 74 pm | highest | 111 pm (silicon) | lowest | 31 pm (hydrogen) | distribution | van der Waals radius | median | 163 pm | highest | 210 pm (silicon) | lowest | 120 pm (hydrogen) | distribution | (electronic ground state properties)

universe abundance | median | 0.3 mass% | highest | 75 mass% (hydrogen) | lowest | 1×10^-4 mass% (chlorine) solar abundance | median | 0.2 mass% | highest | 75 mass% (hydrogen) | lowest | 8×10^-4 mass% (chlorine) meteorite abundance | median | 1.9 mass% | highest | 40 mass% (oxygen) | lowest | 0.037 mass% (chlorine) | distribution | crust abundance | median | 0.16 mass% | highest | 46 mass% (oxygen) | lowest | 0.002 mass% (nitrogen) | distribution | ocean abundance | median | 1 mass% | highest | 86 mass% (oxygen) | lowest | 5×10^-5 mass% (nitrogen) human abundance | median | 6.3 mass% | highest | 61 mass% (oxygen) | lowest | 0.026 mass% (silicon) | distribution | universe molar abundance | median | 0.03 mol% | highest | 93 mol% (hydrogen) | lowest | 4×10^-6 mol% (chlorine) solar molar abundance | median | 0.019 mol% | highest | 93 mol% (hydrogen) | lowest | 3×10^-5 mol% (chlorine) meteorite molar abundance | median | 5.9 mol% | highest | 48 mol% (oxygen) | lowest | 0.016 mol% (chlorine) | distribution | ocean molar abundance | median | 0.18 mol% | highest | 66 mol% (hydrogen) | lowest | 2.2×10^-5 mol% (nitrogen and silicon) | distribution | crust molar abundance | median | 1.7 mol% | highest | 60 mol% (oxygen) | lowest | 0.0029 mol% (nitrogen) | distribution | human molar abundance | median | 6.6 mol% | highest | 62 mol% (hydrogen) | lowest | 0.0058 mol% (silicon) | distribution |