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.

Answers distribution

chemical elements Radium and Polonium
X-rays
aspirin, which she called Polopirin
all of the above
answers
flagFinland
97%
1%
0%
1%
68
flagItaly
96%
2%
0%
1%
75
flagGreece
96%
3%
0%
0%
33
flagFrance
93%
2%
2%
2%
48
flagPoland
91%
2%
0%
4%
21818
flagUnknown
91%
1%
0%
5%
1287
flagGermany
90%
2%
0%
5%
294
flagthe Netherlands
90%
2%
1%
4%
104
flagNorway
89%
0%
3%
7%
28
flagthe United Kingdom
84%
5%
2%
7%
773
flagRepublic of Ireland
84%
0%
0%
15%
57
flagSpain
83%
2%
0%
13%
36
flagSweden
83%
0%
3%
12%
31
flagthe United Arab Emirates
78%
2%
4%
9%
41
flagthe Philippines
70%
4%
4%
15%
44
flagCanada
68%
8%
3%
16%
60
flagIndia
66%
10%
6%
13%
394
flagthe United States
60%
9%
5%
22%
796
flagAustralia
55%
8%
8%
22%
68
flagPakistan
53%
19%
15%
7%
63

Gender

men91%
women92%
chemical elements Radium and Polonium
91%
92%
X-rays
1%
1%
aspirin, which she called Polopirin
0%
0%
all of the above
5%
5%

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What had Marie Curie discovered?
2026
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