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3 images
promethium
chemical element with symbol Pm and atomic number 61
e: 4683
Strings (14)
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str_k__gdb_alternateName
str.gdb:alternateNameelement 61 -
str_k__gdb_enwiki
str.gdb:enwikiPromethium -
str_k__rdfs_comment
str.rdfs:commentchemical element with symbol Pm and atomic number 61 -
str_k__wkd_image
str.wkdp:P18Promethium-147 solution.jpg -
str_k__wkd_element_symbol
str.wkdp:P246Pm -
str_k__wkp_description
str.wkp:descriptionChemical element with atomic number 61 (Pm) -
str_k__wkp_displaytitle
str.wkp:displaytitle<span lang="en" dir="ltr"><span class="mw-page-title-main">Promethium</span></span> -
str_k__wkp_extract
str.wkp:extractPromethium is a chemical element; it has symbol Pm and atomic number 61. All of its isotopes are radioactive; it is extremely rare, with only about 500???600 grams naturally occurring in the Earth's crust at any given time. Promethium is one of only two radioactive elements that are both preceded and succeeded in the periodic table by elements with stable forms, the other being technetium. Chemically, promethium is a lanthanide. Promethium shows only one stable oxidation state of +3. -
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str.wkp:langen -
str_k__wkp_originalimage_source
str.wkp:originalimage.sourcehttps://upload.wikimedia.org/wikipedia/commons/f/f7/Promethium-147_solution.jpg -
str_k__wkp_revision
str.wkp:revision1356762054 -
str_k__wkp_thumbnail_source
str.wkp:thumbnail.sourcehttps://upload.wikimedia.org/wikipedia/commons/thumb/f/f7/Promethium-147_solution.jpg/330px-Promethium-147_solution.jpg -
str_k__wkp_title
str.wkp:titlePromethium -
str_k__wkp_type
str.wkp:typestandard
Numbers (5)
Datetimes (1)
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dnt_k__wkp_timestamp
dnt.wkp:timestampMay 29, 2026, 5:45 p.m.