question 3 & 4 please

Question 3 5 Points The coordination compound [Pt(NH3)2(SCN)2] displays 2 types of isomerism. Name the two types and draw the structures of the six possible isomers. Use the editor to format your answer Question 4 5 Points (a) What types of electronic transitions is responsible for this strong absorption, which makes [Fe(CN)613- red? (b) Name the following complexes and indicate the coordination number about the metal and the oxidation number of the metal in each of the complexes. i. [Ni(CN)513- ii. [Zn(en)2]Br2 iii. [V(SCN)2(H20)4]