(2) \(\left[{Co}({CN})_{5}({NC})\right]^{-3}\) can't Show \(G.I.\)
(3) \(\left[{Co}\left({NH}_{3}\right)_{3}\left({NO}_{2}\right)_{3}\right]\)
Show fac \(\&\) mer isomerism
(4) \(\left[{Co}\left({NH}_{3}\right)_{4} {Cl}_{2}\right]^{\oplus}\) show cis \(\&\) trans isomerism
($Ni$ માટે $z : 28$) (નજીકની પૂણાંક સંખ્યામાં)