what would francium look like（関連順）

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Alkali Metals - 03 Francium

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The most reactive metal element is francium

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Uranium is safe compared to this...

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Touching mercury

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What Happens if you MIX ALL The METALS Together?

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Mysteries of some of Earth's rarest elements RareElements #Astatine #Francium #Technetium #Chemistry

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How is this way more radioactive than uranium? (radium)

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結果 : what would francium look like