As per IUPAC name , the name of the complex `[Co(en)_(2)(ONO)Cl]Cl` is
A. chloridobis(ethane-1,2-diamine)nitro-O-cobalt(III) chloride.
B. chlorobis(ethylenediammine)nitro-O-cobalt(III) chloride.
C. chlordodi(ethylenediamine) nitrocobalt(III) chloride
D. chloroethylenediaminetro-O-cobalt(III) chloride.
