33. Which of the following complexes shows geometric isomerism?
(A). K[Co(H₂O)₂Cl₄]
(B). [Co(H₂O)₅Cl]Cl₂
(C). [Co(H₂O)₅Cl]SO₄
(D). Na₃[CoCl₆]
(E). [Co(H₂O)₆]Cl₃

題目解析在這道題目中，我們需要判斷哪些...