Which one of the following complexes is violet in colour?

Question

Canvas Classes · Accepted Answer

Strategy:
 Identify common qualitative analysis reagents and their intensely colored coordinate complexes.

Step 1: Examine the complexes based on color
- : Prussian Blue.
- : This is formed during the nitroprusside test for sulfides. When sodium nitroprusside () reacts with , it forms , which is a distinct violet/purple color.
- : Usually seen as  or similar, it's blood red (test for ).
- : Ferrocyanide ion is pale yellow.

More questions from Coordination Compounds