Element: Na (sodium), Cl2 (chlorine), O2 (oxygen), Co (cobalt), He (helium), N2 (nitrogen), Ag (silver), Li (lithium), F2 (fluorine), Compound: HCl (hydrochloric acid), CO2 (carbon dioxide), H2O (water), CO (carbon monoxide), CH4 (methane), CuSO4 (copper sulfate), NO2 (nitrogen dioxide), LiOH (lithium hydroxide), LiCl (lithium choride),

Scorebord

Visuele stijl

Opties

Template wisselen

Automatisch opgeslagen activiteit "" herstellen?