atomic_number: 31
symbol: Ga
name: Gallium
category: Metal
category_label: Post Trans Metal
period: 4
group: 13
group_label: 13 IIIA
block: p
grid_row: 4
grid_col: 13
phase: solid
lab_made: false
radioactive_marker: false
is_radioactive: false
atomic_mass: '69.723'
atomic_mass_value: 69.723
atomic_mass_most_stable_isotope: false
oxidation_states: '*3*'
oxidation_states_parsed:
- state: '3'
  common: true
ionization_energy: '5.999'
ionization_energy_ev: 5.999
electron_configuration: '[Ar] 3d^{10}4s^{2}4p^{1}'
electron_configuration_formatted: '[Ar]3d¹⁰4s²4p¹'
electron_configuration_html: '[Ar]3d<sup>10</sup>4s<sup>2</sup>4p<sup>1</sup>'
atomic_radius: '1.87'
atomic_radius_angstrom: 1.87
electron_affinity: '0.43'
electron_affinity_ev: 0.43
rsc_url: https://www.rsc.org/periodic-table/element/31/gallium