electron configuration
other exceptions to madelung's rule
Table:
Electron shells filled in violation of Madelung's rule[20] (red)

Period 4

Period 5

Period 6

Period 7

Element
Z
Electron Configuration

Element
Z
Electron Configuration

Element
Z
Electron Configuration

Element
Z
Electron Configuration

Lanthanum
57
[Xe] 6s2 5d1

Actinium
89
[Rn] 7s2 6d1

Cerium
58
[Xe] 6s2 4f1 5d1

Thorium
90
[Rn] 7s2 6d2

Praseodymium
59
[Xe] 6s2 4f3

Protactinium
91
[Rn] 7s2 5f2 6d1

Neodymium
60
[Xe] 6s2 4f4

Uranium
92
[Rn] 7s2 5f3 6d1

Promethium
61
[Xe] 6s2 4f5

Neptunium
93
[Rn] 7s2 5f4 6d1

Samarium
62
[Xe] 6s2 4f6

Plutonium
94
[Rn] 7s2 5f6

Europium
63
[Xe] 6s2 4f7

Americium
95
[Rn] 7s2 5f7

Gadolinium
64
[Xe] 6s2 4f7 5d1

Curium
96
[Rn] 7s2 5f7 6d1

Terbium
65
[Xe] 6s2 4f9

Berkelium
97
[Rn] 7s2 5f9

Scandium
21
[Ar] 4s2 3d1

Yttrium
39
[Kr] 5s2 4d1

Lutetium
71
[Xe] 6s2 4f14 5d1

Lawrencium
103
[Rn] 7s2 5f14 7p1

Titanium
22
[Ar] 4s2 3d2

Zirconium
40
[Kr] 5s2 4d2

Hafnium
72
[Xe] 6s2 4f14 5d2

Rutherfordium
104
[Rn] 7s2 5f14 6d2

Vanadium
23
[Ar] 4s2 3d3

Niobium
41
[Kr] 5s1 4d4

Tantalum
73
[Xe] 6s2 4f14 5d3

Chromium
24
[Ar] 4s1 3d5

Molybdenum
42
[Kr] 5s1 4d5

Tungsten
74
[Xe] 6s2 4f14 5d4

Manganese
25
[Ar] 4s2 3d5

Technetium
43
[Kr] 5s2 4d5

Rhenium
75
[Xe] 6s2 4f14 5d5

Iron
26
[Ar] 4s2 3d6

Ruthenium
44
[Kr] 5s1 4d7

Osmium
76
[Xe] 6s2 4f14 5d6

Cobalt
27
[Ar] 4s2 3d7

Rhodium
45
[Kr] 5s1 4d8

Iridium
77

[Xe] 6s2 4f14 5d7

Nickel
28
[Ar] 4s2 3d8 or
[Ar] 4s1 3d9 (disputed)[21]

Palladium
46
[Kr] 4d10

Platinum
78
[Xe] 6s1 4f14 5d9

Copper
29
[Ar] 4s1 3d10

Silver
47
[Kr] 5s1 4d10

Gold
79
[Xe] 6s1 4f14 5d10

Zinc
30
[Ar] 4s2 3d10

Cadmium
48
[Kr] 5s2 4d10

Mercury
80
[Xe] 6s2 4f14 5d10

Looking at the table on 'electron configuration' - "other exceptions to madelung's rule" section, choose the correct column type(s) for the highlighted column from the type candidates provided: architecture.structure, internet.website, boats.ship, organization.membership_organization, biology.organism_classification, music.composition, sports.tournament_event_competition, business.defunct_company, boats.ship_class, chemistry.chemical_element, education.fraternity_sorority, award.recurring_competition, sports.sports_facility, baseball.baseball_league, education.educational_institution, medicine.muscle, language.human_language, music.group_member, business.product_category, spaceflight.astronaut, broadcast.artist, organization.non_profit_organization, government.politician, business.brand, location.citytown, sports.sports_championship, automotive.company, music.musical_scale, cricket.cricket_player, astronomy.celestial_object, organization.organization, film.writer, business.customer, amusement_parks.park, tv.tv_director, architecture.architectural_structure_owner, broadcast.radio_format, transportation.road, education.university, medicine.drug, film.film_character, baseball.baseball_team, rail.locomotive_class, sports.school_sports_team, interests.collection_category, computer.software_license, cvg.computer_videogame, metropolitan_transit.transit_stop, location.administrative_division, location.country, martial_arts.martial_artist, astronomy.astronomical_discovery, american_football.football_player, computer.computer, film.production_company, basketball.basketball_player, astronomy.asteroid, sports.sport, amusement_parks.ride, book.book, protected_sites.listed_site, government.political_party, sports.pro_athlete, music.producer, sports.sports_team, broadcast.radio_station, royalty.kingdom, location.province, award.award_discipline, music.composer, education.field_of_study, ice_hockey.hockey_position, tv.tv_series_episode, government.election, fictional_universe.fictional_character, business.consumer_company, book.periodical_subject, government.us_president, book.magazine, aviation.airline, film.producer, film.film_genre, government.legislative_session, metropolitan_transit.transit_line, tv.tv_genre, education.school, location.in_district, religion.religious_leader, time.event, celebrities.celebrity, location.uk_constituent_country, business.job_title, sports.sports_league, military.military_unit, sports.sports_league_draft, geography.mountain, aviation.aircraft_owner, business.consumer_product, film.director, people.person, basketball.basketball_coach, biology.animal, sports.sports_award_winner, sports.boxer, music.lyricist, government.government_agency, meteorology.tropical_cyclone_season, travel.accommodation, education.athletics_brand, soccer.football_position, book.periodical_publisher, soccer.fifa, book.written_work, basketball.basketball_conference, location.capital_of_administrative_division, military.military_conflict, chemistry.chemical_compound, olympics.olympic_event_competition, geography.body_of_water, broadcast.tv_station, business.business_operation, government.governmental_body, tv.tv_actor, film.film_distributor, astronomy.constellation, royalty.chivalric_order_member, music.instrument, medicine.disease, medicine.medical_treatment, sports.sports_award_type, tv.tv_writer, soccer.football_team, music.genre, visual_art.visual_artist, biology.organism, sports.sports_league_season, film.actor, award.hall_of_fame_inductee, soccer.football_award, military.armed_force, cvg.cvg_genre, metropolitan_transit.transit_system, exhibitions.exhibition_sponsor, sports.multi_event_tournament, cvg.cvg_developer, award.award, ice_hockey.hockey_player, soccer.football_world_cup, geography.river, tv.tv_program_creator, tennis.tennis_player, location.australian_local_government_area, astronomy.orbital_relationship, soccer.football_team_manager, cricket.cricket_team, military.rank, music.record_label, baseball.baseball_player, cvg.cvg_publisher, meteorology.tropical_cyclone, government.u_s_congressperson, tv.tv_network, education.educational_degree, finance.currency, computer.software, american_football.football_coach, royalty.monarch, film.film_festival_focus, book.newspaper, location.us_county, royalty.noble_person, cricket.cricket_stadium, broadcast.genre, business.industry, sports.professional_sports_team, comic_books.comic_book_character, people.ethnicity, music.musical_group, media_common.media_genre, music.media_format, broadcast.broadcast, law.court, tv.tv_program, award.award_presenting_organization, law.invention, american_football.football_conference, sports.golfer, award.competition, basketball.basketball_team, computer.operating_system, american_football.football_team, medicine.anatomical_structure, law.legal_case, fictional_universe.fictional_organization, music.artist, music.album, architecture.venue, government.election_campaign, sports.cyclist, location.us_state, military.military_person, sports.sports_championship_event, baseball.baseball_position, music.writer, location.region, cricket.cricket_bowler, soccer.football_league_season, tv.tv_character, location.in_state, time.recurring_event, chess.chess_player, aviation.airport, music.performance_role, location.location, location.jp_prefecture, royalty.noble_title, boats.ship_type, aviation.aircraft_model, film.film, government.general_election, astronomy.star_system_body, cvg.cvg_platform, book.author, tv.tv_producer, government.government_office_or_title, tv.tv_series_season, architecture.building, tennis.tennis_tournament, award.award_ceremony, soccer.football_player, sports.sports_position, religion.religion, soccer.football_league, award.award_category, tennis.tennis_tournament_champion, military.military_post, people.family_member, music.music_video_director, basketball.basketball_position, olympics.olympic_games, ice_hockey.hockey_team, internet.website_owner, location.uk_statistical_location, theater.theater_actor, location.hud_county_place, medicine.drug_ingredient, tv.tv_personality, location.australian_state, film.music_contributor, theater.play, geography.island, broadcast.tv_channel, food.food, automotive.model, book.periodical. Return the selected type name(s) only, comma-separated when necessary, in the list of this JSON object {"answer": ["ANSWER"]}.

{"answer": ["chemistry.chemical_element"]}