問題詳情
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