Ammonia (NH3), Nitrogen triiodide (NI3), Dinitrogen tetroxide (N2O4), Nitric acid (HNO3), Ammonium perchlorate (NH4ClO4).
RaO, RaF2, RaCl2, RaI2, RaBr2, Ra3N, Ra(OH)2, etc.
There are many compounds that don't contain nitrogen: CO2, NaCl, H2O, C6H6, CuCl2...
Some common compounds containing nitrogen include: nitrous oxide (N2O), nitric oxide (NO), nitrous anhydride (N2O3), nitrogen dioxide (NO2), and nitric anhydride (N2O5), nitrogen trifluoride (NF3),...
HORMONES
Whats a cobalt, how can I answer the question if i don't know what it means