(i) Diamine chloronitrito-N-platinum(II).
(ii) Potassium trioxalato chromate(III).
(iii) Dichloro bis (ethane–1, 2–diamine) cobalt(III) chloride.
(iv) Hexa amine carbonato cobalt(III) chloride.
(v) Mercury tetrathiocyanato cobaltate(III).
A solution of [Ni (H2O)6]2+ is green but a solution of [Ni(CN)4]2– is colourless. Explain.
What will be the correct order for the wavelength of absorption in the visible region for the following:
[Ni (NO2)6]4–, [Ni(NH3)6]2+, [Ni(H2O)6]2+?
Out of the following two coordination entities which is chiral (optically active)?
(a) cis-[CrCl2(ox)2]3+
(b) [trans-[CrCl2 (ox)2]3–