JEE Main 202228 Jun, Evening shiftChemistryMediumCoordination Compounds198× since 2002
(a) CoCl₃.4NH₃, (b) CoCl₃.5NH₃, (c) CoCl₃.6NH₃ and (d) CoCl(NO₃)₂.5NH₃.
Number of complex(es) which will exist in cis-trans form is/are _______________.