研究所、轉學考(插大)◆無機化學題庫下載題庫

21. Solutions of the complexes [Co(NH₃)₆]^3- ( A ). [Co(H₂O)₆]3^-( B ), and [CoCl₄]^4- ( C ) are colored. One is purple. another is yellow, and the third is blue. Which of the following combination is correct? A color wheel shown below is helpful in determining this relationship.

(A) A : bule: B: yellow； C: purple 
(B) A : yellow: B: blue: C: purple
(C) A: purple； B: yeillow； C: blue Ccan
(D) A: yellow； B: purple； C: blue
(E) A : bule； B: purple: C: yellow