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| Man made elements are artificial transmutations. | |
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| Transuranium elements right? | |
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| Transuranium elemements are elements with more than 92 protons in their nuclei. | |
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| I'm very impressed. You know a lot. Did you know that they are radioactice elements? | |
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| No I didn't know that. Anything else? | |
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| 17 artificially prepared tranuranium elements have been named. 6 have been reported but not confirmed. | |
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