Classes > chalcogen
Page last updated: 2024-08-05 12:45:02

chalcogen

Any p-block element belonging to the group 16 family of the periodic table.

ChEBI ID: 33303

Members (5)

MemberDefinitionRole
poloniumA radioactive metallic element discovered in 1898 by Marie Sklodowska Curie and named after her home country, Poland (Latin Polonia).polonium atom
seleniumselenium atom
singlet oxygenmonooxygen; oxygen atom
sulfursulfur atom
telluriumtellurium atom

Research

Studies (49,615)

TimeframeStudies, Drugs in This Class (%)All Drugs %
pre-199012,809 (25.82)18.7374
1990's4,748 (9.57)18.2507
2000's9,926 (20.01)29.6817
2010's15,001 (30.23)24.3611
2020's7,131 (14.37)2.80

Study Types

Publication TypeStudies, Drugs in This Class (%)All Drugs (%)
Trials1,226 (2.33%)5.53%
Reviews4,129 (7.83%)6.00%
Case Studies680 (1.29%)4.05%
Observational59 (0.11%)0.25%
Other46,637 (88.44%)84.16%