IUPAC name of Na3[Co(NO2)6] is:
sodium hexanitritocobaltate(III)
sodium hexanitrocobalt(III)
sodium hexanitrocobaltate(III)
sodium cobaltinitrite
Na3[Co(NO2)6] is sodium hexanitrocobaltate(III).
IUPAC name of Na3[Co(NO2)6] is _____________.