element types of L-tryptophan

L-tryptophan | element types

carbon | hydrogen | nitrogen | oxygen

Periodic table location

Images

| 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 | Aufbau diagram | block | group carbon | 2p 2s | p | 14 hydrogen | 1s | s | 1 nitrogen | 2p 2s | p | 15 oxygen | 2p 2s | 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)

phase at STP | all | gas | solid melting point | median | -214.2 °C | highest | 3550 °C (carbon) | lowest | -259.14 °C (hydrogen) boiling point | median | -189.3 °C | highest | 4027 °C (carbon) | lowest | -252.87 °C (hydrogen) critical temperature | median | 126.21 K | highest | 154.59 K (oxygen) | lowest | 32.97 K (hydrogen) | distribution | critical pressure | median | 3.39 MPa | highest | 5.043 MPa (oxygen) | lowest | 1.293 MPa (hydrogen) | distribution | molar heat of fusion | median | 0.46 kJ/mol | highest | 105 kJ/mol (carbon) | lowest | 0.222 kJ/mol (oxygen) molar heat of vaporization | median | 3.1 kJ/mol | highest | 715 kJ/mol (carbon) | lowest | 0.452 kJ/mol (hydrogen) specific heat at STP | median | 980 J/(kg K) | highest | 14300 J/(kg K) (hydrogen) | lowest | 710 J/(kg K) (carbon) adiabatic index | all | 7/5 (properties at standard conditions)

density | median | 0.00134 g/cm^3 | highest | 2.26 g/cm^3 (carbon) | lowest | 8.99×10^-5 g/cm^3 (hydrogen) molar volume | median | 11200 cm^3/mol | highest | 11200 cm^3/mol (hydrogen) | lowest | 5.315 cm^3/mol (carbon) refractive index | median | 1.000284 | 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 | 0.1035 W/(m K) | highest | 140 W/(m K) (carbon) | lowest | 0.02583 W/(m K) (nitrogen) (properties at standard conditions)

valence | median | 2.5 | highest | 4 (carbon) | lowest | 1 (hydrogen) | distribution | electronegativity | median | 2.8 | highest | 3.44 (oxygen) | lowest | 2.2 (hydrogen) | distribution | electron affinity | median | 107 kJ/mol (kilojoules per mole) | highest | 153.9 kJ/mol (kilojoules per mole) (carbon) | lowest | 7 kJ/mol (kilojoules per mole) (nitrogen) | distribution | first ionization energy | median | 1312.9 kJ/mol (kilojoules per mole) | highest | 1402.3 kJ/mol (kilojoules per mole) (nitrogen) | lowest | 1086.5 kJ/mol (kilojoules per mole) (carbon) | distribution |

term symbol | all | ^2S_(1/2) | ^3P_0 | ^3P_2 | ^4S_(3/2) atomic radius | median | 62 pm | highest | 70 pm (carbon) | lowest | 25 pm (hydrogen) covalent radius | median | 69 pm | highest | 76 pm (carbon) | lowest | 31 pm (hydrogen) van der Waals radius | median | 153 pm | highest | 170 pm (carbon) | lowest | 120 pm (hydrogen) | distribution | (electronic ground state properties)

universe abundance | median | 0.75 mass% | highest | 75 mass% (hydrogen) | lowest | 0.1 mass% (nitrogen) solar abundance | median | 0.6 mass% | highest | 75 mass% (hydrogen) | lowest | 0.1 mass% (nitrogen) meteorite abundance | median | 1.9 mass% | highest | 40 mass% (oxygen) | lowest | 0.14 mass% (nitrogen) crust abundance | median | 0.16 mass% | highest | 46 mass% (oxygen) | lowest | 0.002 mass% (nitrogen) ocean abundance | median | 5.5 mass% | highest | 86 mass% (oxygen) | lowest | 5×10^-5 mass% (nitrogen) human abundance | median | 17 mass% | highest | 61 mass% (oxygen) | lowest | 2.6 mass% (nitrogen) | distribution | universe molar abundance | median | 0.065 mol% | highest | 93 mol% (hydrogen) | lowest | 0.009 mol% (nitrogen) solar molar abundance | median | 0.05 mol% | highest | 93 mol% (hydrogen) | lowest | 0.009 mol% (nitrogen) meteorite molar abundance | median | 9.4 mol% | highest | 48 mol% (oxygen) | lowest | 0.14 mol% (nitrogen) ocean molar abundance | median | 17 mol% | highest | 66 mol% (hydrogen) | lowest | 2.2×10^-5 mol% (nitrogen) | distribution | crust molar abundance | median | 1.7 mol% | highest | 60 mol% (oxygen) | lowest | 0.0029 mol% (nitrogen) human molar abundance | median | 18 mol% | highest | 62 mol% (hydrogen) | lowest | 1.2 mol% (nitrogen) | distribution |