Question

(12) The oxidation number of cobalt in [CO(NH3)Cl(en)2]" is
(a) +1
(b) +3
fc)-1
(d) -3​

Answer 1

Answer:

+3

Explanation:

as NH3 AND en are neutral ligands and cl has -ve charge:so

x+0+(-1)+0=2

x=2+1

x=+3