What had Marie Curie discovered?
chemical elements Radium and Polonium
X-rays
aspirin, which she called Polopirin
all of the above
Her achievements included a theory of radioactivity (a term that she coined), techniques for isolating radioactive isotopes, and the discovery of two elements, polonium and radium.
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Answers by country
chemical elements Radium and Polonium
X-rays
aspirin, which she called Polopirin
all of the above
answers
Poland22897
the Netherlands37
Republic of Ireland34
France23
Greece23
Austria135
Germany1027
the United Kingdom452
Switzerland84
Singapore43
India1230
Ghana36
Australia139
the Philippines104
Canada94
Nigeria148
Pakistan133
Malaysia54
the United States1039
the United Arab Emirates29