carbon vs hydrogen vs cobalt vs terbium

carbon (chemical element) | hydrogen (chemical element) | cobalt (chemical element) | terbium (chemical element)

Periodic table location

Images

| atomic symbol | atomic number | short electronic configuration carbon | C | 6 | [He]2s^22p^2 hydrogen | H | 1 | 1s^1 cobalt | Co | 27 | [Ar]4s^23d^7 terbium | Tb | 65 | [Xe]6s^24f^9 | Aufbau diagram | block | group carbon | 2p 2s | p | 14 hydrogen | 1s | s | 1 cobalt | 3d 4s | d | 9 terbium | 4f 6s | f | | period | atomic mass | half-life carbon | 2 | 12.011 u | (stable) hydrogen | 1 | 1.008 u | (stable) cobalt | 4 | 58.933194 u | (stable) terbium | 6 | 158.92535 u | (stable)

phase at STP | all | gas | solid melting point | median | 1426 °C | highest | 3550 °C (carbon) | lowest | -259.14 °C (hydrogen) | distribution | boiling point | median | 3079 °C | highest | 4027 °C (carbon) | lowest | -252.87 °C (hydrogen) | distribution | molar heat of fusion | median | 13.5 kJ/mol | highest | 105 kJ/mol (carbon) | lowest | 0.558 kJ/mol (hydrogen) molar heat of vaporization | median | 335 kJ/mol | highest | 715 kJ/mol (carbon) | lowest | 0.452 kJ/mol (hydrogen) | distribution | specific heat at STP | median | 566 J/(kg K) | highest | 14300 J/(kg K) (hydrogen) | lowest | 182 J/(kg K) (terbium) (properties at standard conditions)

density | median | 5.239 g/cm^3 | highest | 8.9 g/cm^3 (cobalt) | lowest | 8.99×10^-5 g/cm^3 (hydrogen) molar volume | median | 13 cm^3/mol | highest | 11200 cm^3/mol (hydrogen) | lowest | 5.315 cm^3/mol (carbon) Mohs hardness | median | 2.3 | highest | 5 (≈ apatite) (cobalt) | lowest | 0.5 (between talc and gypsum) (carbon) | distribution | Vickers hardness | all | 863 MPa | 1043 MPa Brinell hardness | all | 677 MPa | 700 MPa bulk modulus | median | 38.7 GPa | highest | 180 GPa (cobalt) | lowest | 33 GPa (carbon) Poisson ratio | all | 0.26 | 0.31 ultimate tensile strength | all | 140 MPa sound speed | median | 3670 m/s | highest | 18350 m/s (carbon) | lowest | 1270 m/s (hydrogen) thermal expansion | median | 1.03×10^-5 K^(-1) | highest | 1.3×10^-5 K^(-1) (cobalt) | lowest | 7.1×10^-6 K^(-1) (carbon) | distribution | thermal conductivity | median | 56 W/(m K) | highest | 140 W/(m K) (carbon) | lowest | 0.1805 W/(m K) (hydrogen) (properties at standard conditions)

resistivity | median | 1.2×10^-6 Ω m (ohm meters) | highest | 1×10^-5 Ω m (ohm meters) (carbon) | lowest | 6×10^-8 Ω m (ohm meters) (cobalt) electrical conductivity | median | 830000 S/m (siemens per meter) | highest | 1.7×10^7 S/m (siemens per meter) (cobalt) | lowest | 100000 S/m (siemens per meter) (carbon) volume magnetic susceptibility | median | -2.23×10^-9 | highest | 0.1117784 (terbium) | lowest | -1.4×10^-5 (carbon) mass magnetic susceptibility | median | -6.2×10^-9 m^3/kg (cubic meters per kilogram) | highest | 1.36×10^-5 m^3/kg (cubic meters per kilogram) (terbium) | lowest | -2.48×10^-8 m^3/kg (cubic meters per kilogram) (hydrogen) molar magnetic susceptibility | median | -4.999×10^-11 m^3/mol (cubic meters per mole) | highest | 2.161385×10^-6 m^3/mol (cubic meters per mole) (terbium) | lowest | -7.45×10^-11 m^3/mol (cubic meters per mole) (carbon) work function | all | 3 eV | 5 eV

valence | median | 3.5 | highest | 4 (carbon and cobalt) | lowest | 1 (hydrogen) | distribution | electronegativity | median | 2.2 | highest | 2.55 (carbon) | lowest | 1.88 (cobalt) | distribution | electron affinity | median | 68.3 kJ/mol (kilojoules per mole) | highest | 153.9 kJ/mol (kilojoules per mole) (carbon) | lowest | 50 kJ/mol (kilojoules per mole) (terbium) first ionization energy | median | 923.5 kJ/mol (kilojoules per mole) | highest | 1312 kJ/mol (kilojoules per mole) (hydrogen) | lowest | 565.8 kJ/mol (kilojoules per mole) (terbium) | distribution |

term symbol | all | ^2S_(1/2) | ^3P_0 | ^4F_(9/2) | ^6H_(15/2) atomic radius | median | 103 pm | highest | 175 pm (terbium) | lowest | 25 pm (hydrogen) | distribution | covalent radius | median | 101 pm | highest | 194 pm (terbium) | lowest | 31 pm (hydrogen) | distribution | (electronic ground state properties)

universe abundance | median | 0.25 mass% | highest | 75 mass% (hydrogen) | lowest | 5×10^-8 mass% (terbium) solar abundance | median | 0.15 mass% | highest | 75 mass% (hydrogen) | lowest | 1×10^-8 mass% (terbium) meteorite abundance | median | 0.78 mass% | highest | 2.4 mass% (hydrogen) | lowest | 3.9×10^-6 mass% (terbium) | distribution | crust abundance | median | 0.077 mass% | highest | 0.18 mass% (carbon) | lowest | 9.3×10^-5 mass% (terbium) ocean abundance | median | 0.0014 mass% | highest | 11 mass% (hydrogen) | lowest | 1.4×10^-11 mass% (terbium) human abundance | median | 10 mass% | highest | 23 mass% (carbon) | lowest | 2×10^-6 mass% (cobalt) | distribution | universe molar abundance | median | 0.025 mol% | highest | 93 mol% (hydrogen) | lowest | 4×10^-10 mol% (terbium) solar molar abundance | median | 0.015 mol% | highest | 93 mol% (hydrogen) | lowest | 9.9×10^-11 mol% (terbium) meteorite molar abundance | median | 0.91 mol% | highest | 17 mol% (hydrogen) | lowest | 5×10^-7 mol% (terbium) ocean molar abundance | median | 7×10^-4 mol% | highest | 66 mol% (hydrogen) | lowest | 8×10^-10 mol% (cobalt) crust molar abundance | median | 0.16 mol% | highest | 3.1 mol% (hydrogen) | lowest | 1.2×10^-5 mol% (terbium) human molar abundance | median | 12 mol% | highest | 62 mol% (hydrogen) | lowest | 2×10^-7 mol% (cobalt)