Matches in DBpedia 2016-04 for { ?s ?p "Copernicium (Cn) is a synthetic element, and thus a standard atomic mass cannot be given. Like all synthetic elements, it has no stable isotopes. The first isotope to be synthesized was 277Cn in 1996. There are 6 known radioisotopes and 2 possible isomers. The longest-lived isotope is 285Cn with a half-life of 29 seconds."@en }
Showing triples 1 to 4 of
4
with 100 triples per page.
- Isotopes_of_copernicium abstract "Copernicium (Cn) is a synthetic element, and thus a standard atomic mass cannot be given. Like all synthetic elements, it has no stable isotopes. The first isotope to be synthesized was 277Cn in 1996. There are 6 known radioisotopes and 2 possible isomers. The longest-lived isotope is 285Cn with a half-life of 29 seconds.".
- Q467868 abstract "Copernicium (Cn) is a synthetic element, and thus a standard atomic mass cannot be given. Like all synthetic elements, it has no stable isotopes. The first isotope to be synthesized was 277Cn in 1996. There are 6 known radioisotopes and 2 possible isomers. The longest-lived isotope is 285Cn with a half-life of 29 seconds.".
- Isotopes_of_copernicium comment "Copernicium (Cn) is a synthetic element, and thus a standard atomic mass cannot be given. Like all synthetic elements, it has no stable isotopes. The first isotope to be synthesized was 277Cn in 1996. There are 6 known radioisotopes and 2 possible isomers. The longest-lived isotope is 285Cn with a half-life of 29 seconds.".
- Q467868 comment "Copernicium (Cn) is a synthetic element, and thus a standard atomic mass cannot be given. Like all synthetic elements, it has no stable isotopes. The first isotope to be synthesized was 277Cn in 1996. There are 6 known radioisotopes and 2 possible isomers. The longest-lived isotope is 285Cn with a half-life of 29 seconds.".