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
Poland
22784
the Netherlands
36
Republic of Ireland
34
France
23
Greece
23
Austria
133
Germany
997
the United Kingdom
447
Singapore
43
Switzerland
81
India
1229
Ghana
36
Australia
139
the Philippines
104
Canada
94
Nigeria
148
Pakistan
133
Malaysia
54
the United States
1030
the United Arab Emirates
29