Input interpretation
hydrogen (chemical element) | antimony (chemical element) | thallium (chemical element)
Periodic table location
Periodic table location
Images
Images
Basic elemental properties
| hydrogen | antimony | thallium atomic symbol | H | Sb | Tl atomic number | 1 | 51 | 81 short electronic configuration | 1s^1 | [Kr]5s^24d^105p^3 | [Xe]6s^24f^145d^106p^1 Aufbau diagram | 1s | 5p 4d 5s | 6p 5d 4f 6s block | s | p | p group | 1 | 15 | 13 period | 1 | 5 | 6 atomic mass | 1.008 u | 121.76 u | 204.38 u half-life | (stable) | (stable) | (stable)
Thermodynamic properties
| hydrogen | antimony | thallium phase at STP | gas | solid | solid melting point | -259.14 °C | 630.63 °C | 304 °C boiling point | -252.87 °C | 1587 °C | 1473 °C critical temperature | 32.97 K | | critical pressure | 1.293 MPa | | molar heat of fusion | 0.558 kJ/mol | 19.7 kJ/mol | 4.2 kJ/mol molar heat of vaporization | 0.452 kJ/mol | 68 kJ/mol | 165 kJ/mol specific heat at STP | 14300 J/(kg K) | 207 J/(kg K) | 129 J/(kg K) adiabatic index | 7/5 | | (properties at standard conditions)
Material properties
| hydrogen | antimony | thallium density | 8.99×10^-5 g/cm^3 | 6.697 g/cm^3 | 11.85 g/cm^3 liquid density | | 6.53 g/cm^3 | 11.22 g/cm^3 molar volume | 11200 cm^3/mol | 18.18 cm^3/mol | 17.247 cm^3/mol Mohs hardness | | 3 (≈ calcite) | 1.2 (between talc and gypsum) Brinell hardness | | 294 MPa | 26.4 MPa bulk modulus | | 42 GPa | 43 GPa shear modulus | | 20 GPa | 2.8 GPa Young's modulus | | 55 GPa | 8 GPa Poisson ratio | | | 0.45 ultimate tensile strength | | 11 MPa | 7 MPa refractive index | 1.000132 | | sound speed | 1270 m/s | 3420 m/s | 818 m/s thermal expansion | | 1.1×10^-5 K^(-1) | 2.99×10^-5 K^(-1) thermal conductivity | 0.1805 W/(m K) | 24 W/(m K) | 46 W/(m K) (properties at standard conditions)
Electromagnetic properties
| hydrogen | antimony | thallium electrical type | | conductor | conductor resistivity | | 4×10^-7 Ω m (ohm meters) | 1.5×10^-7 Ω m (ohm meters) electrical conductivity | | 2.5×10^6 S/m (siemens per meter) | 6.7×10^6 S/m (siemens per meter) magnetic type | diamagnetic | diamagnetic | diamagnetic volume magnetic susceptibility | -2.23×10^-9 | -7.3×10^-5 | -3.56×10^-5 mass magnetic susceptibility | -2.48×10^-8 m^3/kg (cubic meters per kilogram) | -1.09×10^-8 m^3/kg (cubic meters per kilogram) | -3×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -4.999×10^-11 m^3/mol (cubic meters per mole) | -1.327×10^-9 m^3/mol (cubic meters per mole) | -6.13×10^-10 m^3/mol (cubic meters per mole) work function | | (4.55 to 4.7) eV | 3.84 eV (Polycrystalline) threshold frequency | | (1.1×10^15 to 1.136×10^15) Hz (hertz) | 9.285×10^14 Hz (hertz) superconducting point | | | 2.38 K (kelvins) color | (colorless) | (silver) | (silver) refractive index | 1.000132 | |
Reactivity
| hydrogen | antimony | thallium valence | 1 | 5 | 3 electronegativity | 2.2 | 2.05 | 1.62 electron affinity | 72.8 kJ/mol (kilojoules per mole) | 103.2 kJ/mol (kilojoules per mole) | 19.2 kJ/mol (kilojoules per mole) first ionization energy | 1312 kJ/mol (kilojoules per mole) | 834 kJ/mol (kilojoules per mole) | 589.4 kJ/mol (kilojoules per mole) ionization energies | 1312 kJ/mol | 834 kJ/mol | 1594.9 kJ/mol | 2440 kJ/mol | 4260 kJ/mol | 5400 kJ/mol | 10400 kJ/mol | 589.4 kJ/mol | 1971 kJ/mol | 2878 kJ/mol
Reactivity
Atomic properties
| hydrogen | antimony | thallium term symbol | ^2S_(1/2) | ^4S_(3/2) | ^2P_(1/2) atomic radius | 25 pm | 145 pm | 190 pm covalent radius | 31 pm | 139 pm | 145 pm van der Waals radius | 120 pm | | 196 pm (electronic ground state properties)
Abundances
| hydrogen | antimony | thallium universe abundance | 75 mass% | 4×10^-8 mass% | 5×10^-8 mass% solar abundance | 75 mass% | 1×10^-7 mass% | 1×10^-7 mass% meteorite abundance | 2.4 mass% | 1.2×10^-5 mass% | 7.8×10^-6 mass% crust abundance | 0.15 mass% | 2×10^-5 mass% | 5.3×10^-5 mass% ocean abundance | 11 mass% | 2×10^-8 mass% | 1×10^-10 mass% human abundance | 10 mass% | | universe molar abundance | 93 mol% | 4×10^-10 mol% | 3×10^-10 mol% solar molar abundance | 93 mol% | 9.9×10^-10 mol% | 9.9×10^-10 mol% meteorite molar abundance | 17 mol% | 2×10^-6 mol% | 6×10^-7 mol% ocean molar abundance | 66 mol% | 1×10^-9 mol% | 3×10^-12 mol% crust molar abundance | 3.1 mol% | 3×10^-6 mol% | 5×10^-6 mol% human molar abundance | 62 mol% | |
Nuclear properties
| hydrogen | antimony | thallium half-life | (stable) | (stable) | (stable) stable isotopes | H-1 (99.985%) | H-2 (1.5×10^-4) | Sb-121 (57.21%) | Sb-123 (42.79%) | Tl-205 (70.476%) | Tl-203 (29.524%) unstable isotopes | H-3 (12.32 yr) | ... | Sb-125 (2.7586 yr) | ... | Tl-204 (3.77 yr) | ...
Units
Identifiers
| hydrogen | antimony | thallium CAS number | 1333-74-0 | 7440-36-0 | 7440-28-0 PubChem CID number | 783 | 5354495 | 5359464