Concept information
Preferred term

Created: 2019-09-04T12:02:37
Definition
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Thorium is a weakly radioactive metallic chemical element with the symbol Th and atomic number 90. (en)
Broader concept
- actinides (en)
Entry terms
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Created: 2022-01-20T09:28:38
In other languages
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Created: 2024-05-27T14:17:42Z
Arabic
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Created: 2022-01-20T09:29:33
Catalan
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Created: 2024-03-07T17:09:42Z
Chinese
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Created: 2022-03-24T09:39:20
Czech
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Created: 2022-03-24T09:40:50
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Created: 2022-01-20T09:29:32
French
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Created: 2022-03-16T20:37:28
Georgian
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Created: 2022-03-16T20:37:59
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Created: 2022-02-02T12:23:17
German
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Created: 2025-05-20T14:39:38
Hungarian
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Created: 2022-06-23T09:36:47
Romanian
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Created: 2022-06-23T09:37:29
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Created: 2022-01-20T09:30:37
Russian
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Created: 2022-01-20T09:29:32
Spanish
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Created: 2024-12-27T13:35:48
Swahili
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Created: 2022-03-18T14:21:15
Turkish
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Created: 2022-03-18T14:21:57