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How radioactive is thorium?

Oliver Lee | 2023-06-07 13:57:09 | page views：1763
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Isaac Scott

Works at Slack, Lives in San Francisco, CA
Thorium is a weakly radioactive metallic chemical element with symbol Th and atomic number 90. ... In the universe, thorium and uranium are the only two radioactive elements that still occur naturally in large quantities as primordial elements.
2023-06-15 13:57:09
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Harper Lee

QuesHub.com delivers expert answers and knowledge to you.
Thorium is a weakly radioactive metallic chemical element with symbol Th and atomic number 90. ... In the universe, thorium and uranium are the only two radioactive elements that still occur naturally in large quantities as primordial elements.
Thorium - Wikipedia
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