Element 83

Bismuth (Bi)

83

Bi

bismuth

Metal · p block · group 15, period 6

Electron configuration: $[\mathrm{Xe}]\,6s^{2}\,4f^{14}\,5d^{10}\,6p^{3}$
Unpaired electrons: 3 (paramagnetic)
Valence electrons: 5
Molar mass: 208.98 g/mol
Electronegativity: 2.02
Atomic radius: 155 pm
First ionization energy: 703 kJ/mol
Next ionization energies: 1,610, 2,466
Electron affinity: 91 kJ/mol released

Practice

Practice bismuth

No course questions are about bismuth specifically, but these lessons cover what you need.

Where it comes up in the course