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Scientists Discovered Promethium in 1945. They Only Just Learned What It Actually Does.One such element is Promethium, and a new study from scientists at Oak Ridge National Laboratory has successfully analyzed chemical properties of the rare earth metal some 80 years after its ...
New Scientist on MSN10mon
Mysterious element promethium finally reveals its chemical propertiesA new compound containing one of the rarest elements in the world, promethium, has revealed its mysterious properties for the ...
CONSIDERATION of nuclear systematics shows that, if any stable isotope of promethium exists, it would almost certainly have a mass number 145, 147 or 149, or possibly 143 with the stable 82 ...
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