MCQ
$\left[ Co \left( NH _3\right)_4\left( NO _2\right)_2\right] Cl$ shows :
- ABonding, ionization isomerism and optical isomerism
- ✓Bonding, ionization isomerism and geometrical isomerism
- CIonization, geometrical isomerism and optical isomerism
- DBonding, geometrical isomerism and optical isomerism

