40. The number of pi bonds in the oxalate ion (C2O42–) is (A) 1 (B) 2 (C) 3 (D) 4

40. The number of pi bonds in the oxalate ion (C₂O₄^2–) is
(A) 1
(B) 2
(C) 3
(D) 4

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統計： A(0), B(1), C(0), D(0), E(0) #4042021

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43. Which of the following statements best explains the information we can gain from mass spectrometry? (A) It allows us to determine the number of protons in a compound. (B) It allows us to determine the kinds of functional groups in a compound. (C) It allows us to determine the molecular weight and the mass of some fragments of a compound. (D) It allows us to determine the presence and nature of a carbocation in the compound.

40. The number of pi bonds in the oxalate ion (C₂O₄^2–) is
(A) 1
(B) 2
(C) 3
(D) 4

詳解 (共 1 筆)

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相關試卷

40. The number of pi bonds in the oxalate ion (C2O42–) is(A) 1(B) 2(C) 3(D) 4

詳解 (共 1 筆)

相關試題

相關試卷

40. The number of pi bonds in the oxalate ion (C₂O₄^2–) is
(A) 1
(B) 2
(C) 3
(D) 4