atomic_number: 105
symbol: Db
name: Dubnium
category: TransMetal
category_label: Transitional Metal
period: 7
group: 5
group_label: 5 VB
block: d
grid_row: 7
grid_col: 5
phase: unknown
lab_made: true
radioactive_marker: false
is_radioactive: true
atomic_mass: '[268]'
atomic_mass_value: 268.0
atomic_mass_most_stable_isotope: true
oxidation_states: U
oxidation_states_parsed: []
ionization_energy: U
ionization_energy_ev: null
electron_configuration: '[Rn] 5f^{14}6d^{3}7s^{2}'
electron_configuration_formatted: '[Rn]5f¹⁴6d³7s²'
electron_configuration_html: '[Rn]5f<sup>14</sup>6d<sup>3</sup>7s<sup>2</sup>'
atomic_radius: U
atomic_radius_angstrom: null
electron_affinity: U
electron_affinity_ev: null
rsc_url: https://www.rsc.org/periodic-table/element/105/dubnium