Which of the following is not a chemical element?
roentgenium
darwinium
copernicium
einsteinium
Roentgenium, copernicium, and einsteinium are chemical elements. There is no such thing like a darwinium.
reach: rather globalchemical elementschemistryscientists
Answers by country
roentgenium
darwinium
copernicium
einsteinium
answers

17

48

11

36

14

198

13

136

40

16

454

53

290

32

5846

23

54

18

13

11