関連ワード:  is radium a metal    is radium a metal nonmetal or metalloid    is radium a metal or nonmetal    is radium a metalloid    is radium a metal nonmetal or semimetal    is radium a metal or metalloid    is radium a metallic element    radium is a metal or not    is radium a transition metal    is radium a heavy metal  
結果 : is radium a metal
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Radium - The MOST RADIOACTIVE Metal ON EARTH!

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なぜこの方法がウランよりも放射性が高いのでしょうか？ （ラジウム）

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Why Radium is SUPER radioactive and toxic ☢️

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Comparison: Most Radioactive Things

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Uranium is safe compared to this...

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Cesium is scary

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Radium element explained

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These are my radioactive rods

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Thorium - A METAL THAT NO ONE NEEDS!

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Touching mercury

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What PURE URANIUM looks like! #shorts

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Rhodium - The Most INVISIBLE Metal on Earth!

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Price Comparison (Most Expensive Substance)

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Radium, The Glowing Death #Radium #Radiation #Shorts

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Glass Tubes Full of Radioactive Gas Make These Watches Glow

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