21. The C–O bond order of CO_ is_______ . (A)1 (B)1.5 (C)2 (D) 2.5 (E) 3

21. The C–O bond order of CO^_ is_______ .
(A)1
(B)1.5
(C)2
(D) 2.5
(E) 3

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統計： A(0), B(0), C(1), D(16), E(1) #3222788

詳解 (共 1 筆)

林愉庭

B1 · 2025/02/18

#6310135

CO^-的價電子數：4+6+1=11

11個價電子，BO=2.5

23. Which of the following statements is/are true? I. An excited atom can return to its ground state by absorbing electromagnetic radiation. Ⅱ. The ene啊 of an atom is increased when electromagnetic radiation is emitted from it. III. The energy of electromagnetic radiation increases as its frequency increases.IV. An electron in the n = 4 state in the hydrogen atom can go to the n = 2 state by emitting electromagnetic radiation at the appropriate frequency. V. The frequency and wavelength of electromagnetic radiation are inversely proportional to each other. (A) III,v (B)Ⅱ, III, IV (C) I, Ⅱ, IV (D) I, Ⅱ, III (E)III,IV,V

21. The C–O bond order of CO_ is_______ . (A)1 (B)1.5 (C)2 (D) 2.5 (E) 3

詳解 (共 1 筆)

其他試題

21. The C–O bond order of CO^_ is_______ .
(A)1
(B)1.5
(C)2
(D) 2.5
(E) 3