In which year was element 111, roentgenium, named in honor of Röntgen?
1987
1999
2004
2011
Answer
The element roentgenium (element 111) was named in honor of Wilhelm Conrad Röntgen, the discoverer of X-rays. It was discovered in 1994 by a team of scientists at the Joint Institute for Nuclear Research in Dubna, Russia. The name roentgenium was officially approved by the International Union of Pure and Applied Chemistry (IUPAC) in 2004.
Unveiling the Radiant Genius: The Wilhelm Röntgen X-Ray Quiz
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