10. Which of the following elements has the lowest second ionization energy? (A) B (B) C (C) N (D) O

10. Which of the following elements has the lowest second ionization energy?
(A) B
(B) C
(C) N
(D) O

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統計： A(0), B(1), C(0), D(0), E(0) #3232882

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題目解析本題要求找出哪一個元素具有最...

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4. For two monoprotic acids (HA, HB) and their conjugate bases (A- , B- ), the following relations are known: HA + B- A- + HB, K ＞ 1 and pKb(A- ) ＜ 7.0. Which of the following order of K’s is correct? (A) Kb(B- ) ＞ Ka(HB) ＞ Ka(HA) ＞ Kb(A- ) (B) Kb(A- ) ＞ Kb(B- ) ＞ Ka(HA) ＞ Ka(HB) (C) Kb(B- ) ＞ Kb(A- ) ＞ Ka(HA) ＞ Ka(HB) (D) Kb(B- ) ＞ Ka(HA) ＞ Kb(A- ) ＞ Ka(HB)

10. Which of the following elements has the lowest second ionization energy?
(A) B
(B) C
(C) N
(D) O

詳解 (共 1 筆)

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