symbol-Ra; atomic number-88; a highly radioactive metallic element whose decay yields radon gas and alpha rays
Radium is a chemical element with the symbol Ra and atomic number 88.
Radium is a chemical element with the symbol Ra and atomic number 88.
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Uranium and radium contain pitchblende.
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When did Dr. Harrison Martland take an interest in the radium cases?
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Who was the first person to recognize the danger of the radium in the dial painting business?
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Who discovered the elements radium and polonium and introduced the concept of radioactivity to the world?
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Until 1925 what was the only way to test for death by radium poisoning?
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What happened to Henri Becquerel after carrying some radium in a glass tube in his jacket?
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Who advocated for the radium workers by continuing to investigate?
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Why were radium medicines declared illegal?
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Where did Marie and Pierre put a piece of radium in a jar to watch it?
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How many years did it take for Marie to get enough grains of pure radium for others to test?
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What happened to the people who drank radium water?
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How did the company get rid of the residue produced in radium extraction?
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Why didn't the workers at Radium Dial become alarmed after learning of the radium poisoning deaths in New Jersey?
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Which of these was another health issue resulting from radium exposure?
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3 syllables
ra-di-um
stadium
palladium
vanadium
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