Which kind of isomerism is exhibited by octahedral ?

CHEMISTRY · Single correct · CBSE · Chemistry · Coordination Compounds · Coordination Compounds

Problem

Which kind of isomerism is exhibited by octahedral

[\text{Co}(\text{NH}_3)_4\text{Br}_2]\text{Cl}

? (1) Geometrical and ionization (2) Geometrical and optical (3) Optical and ionization (4) Geometrical only