Radium and Polonium.
radioactivity,polonium,uranium,and radium.
In July 1898 Pierre and Marie Currie published a paper revealing their discovery of "polonium", In December 1898 announced a second new element, "radium"
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Marie and Pierre Curie
Pierre Currie
Radium was discovered in 1898 by Marie Curie, Pierre Curie and Gustave Bemont.
The Curies discovered two radioactive elements: polonium and radium.
Marie Skłodowska-CurieHope this helped . Megan :)
They worked in Paris.
After Marie and Pierre Curie: the artificial element curium (Cm).
Radium was discovered by Marie Curie, Pierre Curie and Gustave Bemont in 1898 (France).
Radium was discovered by Marie Curie, Pierre Curie and Gustave Bemont in 1898 at Paris (France).