what isomers does [Fe(NH₃)₄Cl₂]Cl have?

Hi,

It can have the following isomers:

 Apart from cis and trans isomer, the cis isomer have the mirror image, these two forms of cis are optical isomers and rotate plane of polarized light as they are not super imposable on each other.cis and trans are geometrical isomers.thus it has three isomers.

Hope it helps.

Cheers!