atomic_number: 24
symbol: Cr
name: Chromium
category: TransMetal
category_label: Transitional Metal
period: 4
group: 6
group_label: 6 VIB
block: d
grid_row: 4
grid_col: 6
phase: solid
lab_made: false
radioactive_marker: false
is_radioactive: false
atomic_mass: '51.996'
atomic_mass_value: 51.996
atomic_mass_most_stable_isotope: false
oxidation_states: 6 *3* 2 0
oxidation_states_parsed:
- state: '6'
  common: false
- state: '3'
  common: true
- state: '2'
  common: false
- state: '0'
  common: false
ionization_energy: '6.766'
ionization_energy_ev: 6.766
electron_configuration: '[Ar] 3d^{5}4s^{1}'
electron_configuration_formatted: '[Ar]3d⁵4s¹'
electron_configuration_html: '[Ar]3d<sup>5</sup>4s<sup>1</sup>'
atomic_radius: '2.06'
atomic_radius_angstrom: 2.06
electron_affinity: '0.666'
electron_affinity_ev: 0.666
rsc_url: https://www.rsc.org/periodic-table/element/24/chromium