McGraw-Hill's AccessScience

Log In

< Back


Atomic Number	83

Atomic Symbol	Bi

Atomic Weight	208.98037 amu

Group	Other Metals, 15

Form	Solid

Density @ STP	9.79 g/cm³

Melting Point	271.40 °C (520.52 °F, 544.55 °K)

Boiling Point	1564 °C (2847.2 °F, 1837.15 °K)

Heat of Fusion	11.30 kJ/mol

Heat of Vaporization	70.5 kJ/mol

First Ionization Potential	7.289 eV

Electronegativity (on Pauling scale	1.9

Specific Heat Capacity	0.122 J/g K

Ground State Electron Configuration	5d¹⁰ 6s² 6p³

Oxidation State(s)	+3, +5

Stable Isotopes and Natural Abundance on Earth	²⁰⁹Bi, 100%

Selected Radioisotopes	²⁰⁷Bi, ²¹²Bi, ²¹³Bi

Atomic Radius	143 pm

Crystal Structure	Monoclinic