What Do The Elements Highlighted In Red Have In Common

Docs Data Organization Elements PubChem Periodic Table and Element pages Posted on UPDATE (): See also the paper published in Chemistry Teacher International (doi: 10.1515/cti-2020-0006). The periodic table of chemical elements is one of the most recognized tools in science. As we mark the 150th anniversary of the periodic table, the scientific community has declared ...

what do the elements highlighted in red have in common 1