Chemical elements are discovered or prepared, not invented.M. Curie and P. Curie had not precursors.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.
she didnt invent it Wilhelm roentgen invented it and its made of electrodes in a bottle
Chemical elements are not invented; they are discovered or prepared.Polonium was discovered (not invented) by Marie Curie and Pierre Curie in 1898.
Polonium was discovered (not invented) by Marie Curie and Pierre Curie in 1898.
- Chemical elements are discovered or prepared, not invented.- Polonium and radium have useful applications.
Marie Curie
It was discovered by Marie Curie
She invented radio
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Radium was discovered (not invented) in 1898 by Marie Curie, Pierre Curie and Gustave Bemont.
Polonium was discovered (not invented) in France by Marie Curie and Pierre Curie in 1898.
Polonium was discovered (not invented) in France by Marie Curie and Pierre Curie in 1898.