Question

oct Original Color (M2+ H20) Complex Color (M2+/ Ligand) de calidad superior de haute qualité CI- Complex ion Formula Effect of H20 Cu2+ Complex ions: [Cucl.]2- changed BLUE ZEHIO NH3 dark en BLUE SCN- green Ni2+ Complex ions: CI- NH3 GREEN Ligand Effect of OH- green BLUE no change. bue I (NH) no change. Changed to (percip). cloudy/lignt bowe dariple ese (Haiche, no change. no change BLUE line neon [Cursen) i no change. Shangcaute changed to peras) Ligand cloudy out GREEN Green [NiCl no change. no change. crkve [N°(NH24 no change. Changes cloudy light/whitebuie (percipo GREEN purple fu (H₂NCH 2 no change. no change. I parpic CH2CH₃NH2) GREEN SCN- Green [Ni(san), 12. no change. changed to percpp Ligand Co2+ Complex ions: ORANGE-Yellow Orange- al 72- no change. no change. yellow ORANGE-Yellow green gross SSLCoche) i no change. changed with brown LC (NH30 same cola w/ (percipo) en Cu (H2WCH,CH, no change. changed to dark orange. ORANGE-Yellow dark changed to SCN- orange-yell. [CO (SON) I changed orange-yellon, percep.) en CH- NH3 ORANGE-Yellow crange CH He changed che

Answer 1

Solution:

The cobalt-ammonia complex is more stable due to its diamagnetic behaviour. Here, cobalt forms a low spin complex with NH3 having d2sp3 hybridization.

Formula : [Co(NH3)6]^3+