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10 most difficult sci­en­tists riddles

A list of ten (out of 22) scientists related questions that are the most often answered incorrectly
Scientists quiz
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.
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chemical elements riddles
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