atomic_number: 36
symbol: Kr
name: Krypton
category: NobleGas
category_label: Noble gas
period: 4
group: 18
group_label: 18 VIIIA
block: p
grid_row: 4
grid_col: 18
phase: gas
lab_made: false
radioactive_marker: false
is_radioactive: false
atomic_mass: '83.798'
atomic_mass_value: 83.798
atomic_mass_most_stable_isotope: false
oxidation_states: '*2*'
oxidation_states_parsed:
- state: '2'
  common: true
ionization_energy: '14.0'
ionization_energy_ev: 14.0
electron_configuration: '[Ar] 3d^{10}4s^{2}4p^{6}'
electron_configuration_formatted: '[Ar]3d¹⁰4s²4p⁶'
electron_configuration_html: '[Ar]3d<sup>10</sup>4s<sup>2</sup>4p<sup>6</sup>'
atomic_radius: '2.02'
atomic_radius_angstrom: 2.02
electron_affinity: Ns
electron_affinity_ev: null
rsc_url: https://www.rsc.org/periodic-table/element/36/krypton