| 1. | So Actinium is based on the Greek word for ray-aktmos.
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| 2. | As actinium, the distribution of protactinium follows that of 235 U.
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| 3. | At the initial stage of poisoning, actinium accumulates in the liver.
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| 4. | The actinide series derives its name from the group 3 element actinium.
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| 5. | I'm unsure if this is a real image of Actinium.
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| 6. | Elements 121 and 122 should be homologs of actinium and thorium, respectively.
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| 7. | He was aware of the discovery of actinium by Andr?Louis Debierne.
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| 8. | However, Actinium has been noted to glow blue.
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| 9. | Another danger of actinium is that it undergoes radioactive decay faster than being excreted.
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| 10. | The actinium series, has 15 members and eventually decays into lead-207.
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