What is the oxidation number of central atom in each of the following ?
(i) [Pt(NH3)6 Cl4 (ii) Fe4 [Fe(CN)6]3
(iii) [Ni(CO)4] (iv) Na[Hg(CN)3]
Write down the IUPAC names of the following compounds:
(i) [Co(NH3)5ONO]Cl2, (ii) K3[Cr(CN)6]
Through which atoms, C or O, the carbon monoxide ligand is attached to the central metal atoms in carbonyls?