atomic_number: 5
symbol: B
name: Boron
category: Metalloid
category_label: Metalloid
period: 2
group: 13
group_label: 13 IIIA
block: p
grid_row: 2
grid_col: 13
phase: solid
lab_made: false
radioactive_marker: false
is_radioactive: false
atomic_mass: '10.81'
atomic_mass_value: 10.81
atomic_mass_most_stable_isotope: false
oxidation_states: '*3*'
oxidation_states_parsed:
- state: '3'
  common: true
ionization_energy: '8.298'
ionization_energy_ev: 8.298
electron_configuration: '[He] 2s^{2}2p^{1}'
electron_configuration_formatted: '[He]2s²2p¹'
electron_configuration_html: '[He]2s<sup>2</sup>2p<sup>1</sup>'
atomic_radius: '1.92'
atomic_radius_angstrom: 1.92
electron_affinity: '0.2797'
electron_affinity_ev: 0.2797
rsc_url: https://www.rsc.org/periodic-table/element/5/boron