$[IrF_3 (H_2O)_2(NH_3)] $; Hyb. $:$ $d^2sp^3;$ exhibits geometrical isomerism but does not exhibit optical isomerism.
$[NiCl_2(en)_2]$ ; Hyb. $:$ $sp^3d^2;$ exhibits both geometrical isomerism and optical isomerism.
$[Co(CN)_2(ox)_2]^{3-}$ ; Hyb. $: d^2sp^3 ;$ exhibits both geometrical isomerism and optical isomerism.
$1.$ આયનીકારક $2.$ જલયોજન $3.$ સવર્ગ $4.$ ભૌમિતિક $5.$ પ્રકાશીય
$[Cr(NH_3)_2(OH)_2Cl_2]^-$ દ્વારા કઇ સમઘટકતાઓ દર્શાવાશે ?