16. Which of the following bonds is least polar?
(A) $\text{C—O}$
(B) $\text{H—C}$
(C) $\text{S—Cl}$
(D) $\text{Br—Br}$
(E) They are all nonpolar.
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統計: 尚無統計資料
統計: 尚無統計資料