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For radium and polonium the word "invented" is not correct; you must use "discovered".
Studying residues of uranium ores Marie Curie and Pierre Curie found that these residues are more radioactive than uranium; they attributed this radioactivity to unknown elements. They isolated these elements and named these elements polonium and radium.
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When did Marie Curie invent radium and polonium?
Polonium was discovered by Marie Curie and Pierre Curie in 1898.Radium was discovered by Marie Curie, Pierre Curie and G. Bemont also in 1898.The word "invented" is not adequate.
What did Marie Curie invent or discover?
She discovered radioactivity and the elements Radium and Polonium!
Who discovered the elements of radium and polonium?
Marie Curie discovered radium and polonium.
What did Marie Curie and pierre curie discover?
Polonium and Radium .
When did Marie curie event radium and polonium?
Polonium was discovered by Marie Curie and Pierre Curie in 1898.Radium was discovered by Marie Curie, Pierre Curie and G. Bemont also in 1898.
When did Marie Curie find polonium and radium?
Polonium was discovered by Marie Curie and Pierre Curie in 1898.Radium was discovered by Marie Curie, Pierre Curie and G. Bemont also in 1898.
What did Madame Curie invent?
Curie's efforts, with her husband, Pierre Curie, led to the discovery of polonium and radium and, after Pierre's death, the development of X-rays.
When did Marie and Pierre Curie discovered polonium and radium?
Polonium was discovered by Marie Curie and Pierre Curie in 1898.Radium was discovered by Marie Curie, Pierre Curie and G. Bemont also in 1898.
Who founded radium and polonium?
Polonium was discovered by Marie Curie and Pierre Curie in 1898.Radium was discovered by Marie Curie, Pierre Curie and G. Bemont also in 1898.
When did Marie curie discover polonium 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"
What year did Madame Curie discover elements of radium and polonium?
Polonium and was discovered in 1898 by Pierre Curie and Marie Curie.
Which scientist was responsible for radium and polonium?
Polonium was discovered by Marie Curie and Pierre Curie in 1898. Radium was discovered by Marie Curie, Pierre Curie and G. Bemont also in 1898.
