bismuth

bismuth (chemical element)

Periodic table location

Image

atomic symbol | Bi atomic number | 83 short electronic configuration | [Xe]6s^24f^145d^106p^3 Aufbau diagram | 6p 5d 4f 6s block | p group | 15 period | 6 atomic mass | 208.9804 u (unified atomic mass units) half-life | 1.9×10^19 years

phase at STP | solid melting point | 271.3 °C (rank: 76th) boiling point | 1564 °C (rank: 61st) molar heat of fusion | 10.9 kJ/mol (rank: 44th) molar heat of vaporization | 160 kJ/mol (rank: 58th) specific heat at STP | 122 J/(kg K) (rank: 81st) (properties at standard conditions)

density | 9.78 g/cm^3 (rank: 29th) liquid density | 10.05 g/cm^3 molar volume | 21.37 cm^3/mol Mohs hardness | 2.25 (between gypsum and calcite) Brinell hardness | 94.2 MPa (rank: 49th) bulk modulus | 31 GPa (rank: 49th) shear modulus | 12 GPa Young's modulus | 32 GPa (rank: 50th) Poisson ratio | 0.33 (rank: 15th) sound speed | 1790 m/s (rank: 55th) thermal expansion | 1.34×10^-5 K^(-1) (rank: 23rd) thermal conductivity | 8 W/(m K) (rank: 73rd) (properties at standard conditions)

electrical type | conductor resistivity | 1.3×10^-6 Ω m (ohm meters) electrical conductivity | 770000 S/m (siemens per meter) magnetic type | diamagnetic volume magnetic susceptibility | -1.7×10^-4 mass magnetic susceptibility | -1.7×10^-8 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -3.6×10^-9 m^3/mol (cubic meters per mole) work function | 4.34 eV (Polycrystalline) threshold frequency | 1.049×10^15 Hz (hertz) color | (gray)

valence | 5 electronegativity | 2.02 electron affinity | 91.2 kJ/mol (kilojoules per mole) first ionization energy | 703 kJ/mol (kilojoules per mole) ionization energies | 703 kJ/mol | 1610 kJ/mol | 2466 kJ/mol | 4370 kJ/mol | 5400 kJ/mol | 8520 kJ/mol

Reactivity

term symbol | ^4S_(3/2) atomic radius | 160 pm covalent radius | 148 pm (electronic ground state properties)

(neutral bismuth atomic spectrum)

universe abundance | 7×10^-8 mass% (rank: 66th) solar abundance | 1×10^-6 mass% (rank: 34th) meteorite abundance | 6.9×10^-6 mass% (rank: 67th) crust abundance | 2.5×10^-6 mass% (rank: 71st) ocean abundance | 2×10^-9 mass% (rank: 49th) universe molar abundance | 4×10^-10 mol% (rank: 68th) solar molar abundance | 7×10^-9 mol% (rank: 39th) meteorite molar abundance | 5×10^-7 mol% (rank: 71st) ocean molar abundance | 5.9×10^-11 mol% (rank: 62nd) crust molar abundance | 2×10^-7 mol% (rank: 74th)

half-life | 1.9×10^19 yr lifetime | 2.8×10^19 yr (rank: 1st) specific radioactivity | 3.3×10^-6 Bq/g decay mode | alpha emission nuclear spin | Bi-184: 3^+ | Bi-185: 1/2^+ | Bi-186: 3^+ | Bi-187: 9/2^- | Bi-188: 3^+ | Bi-189: 9/2^- | Bi-190: 3^+ | Bi-191: 9/2^- | Bi-192: 3^+ | Bi-193: 9/2^- | Bi-194: 3^+ | Bi-195: 9/2^- | Bi-196: 3^+ | Bi-197: 9/2^- | Bi-199: 9/2^- | Bi-200: 7^+ | Bi-201: 9/2^- | Bi-202: 5^+ | Bi-203: 9/2^- | Bi-204: 6^+ | Bi-205: 9/2^- | Bi-206: 6^+ | Bi-207: 9/2^- | Bi-208: 5^+ | Bi-209: 9/2^- | Bi-210: 1^- | Bi-211: 9/2^- | Bi-212: 1^- | Bi-213: 9/2^- | Bi-214: 1^- | Bi-215: 9/2^- | Bi-217: 9/2^- | Bi-218: 1^- unstable isotopes | Bi-209 (1.9×10^19 yr) | Bi-208 (0.368 Myr) | Bi-207 (33 yr) | Bi-205 (15.31 days) | Bi-206 (6.243 days) | Bi-210 (120 h) | Bi-203 (11.761 h) | Bi-204 (11.219 h) | Bi-201 (103 min) | Bi-202 (103 min) | Bi-212 (60.55 min) | Bi-213 (45.58 min) | Bi-200 (36.33 min) | Bi-199 (27 min) | Bi-214 (19.9 min) | Bi-198 (10.3 min) | Bi-197 (9.33 min) | Bi-215 (7.67 min) | Bi-196 (5.13 min) | Bi-195 (183 s) | Bi-216 (135 s) | Bi-211 (128 s) | Bi-217 (97 s) | Bi-194 (95 s) | Bi-193 (63.6 s) | Bi-192 (34.6 s) | Bi-218 (33 s) | Bi-191 (12.4 s) | Bi-190 (6.3 s) | Bi-189 (674 ms) | Bi-188 (44 ms) | Bi-187 (32 ms) | Bi-186 (15 ms) | Bi-184 (6.6 ms) | Bi-185 (58 µs) neutron cross-section | 0.034 b neutron mass absorption | 6×10^-6 m^2/kg

CAS number | 7440-69-9 PubChem CID number | 5359367