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Oxygen Has Two Common Molecular Anions: Peroxide (O22-) and Superoxide

Question 98

Multiple Choice

Oxygen has two common molecular anions: peroxide (O22-) and superoxide (O2-) . Use the MO energy level diagram below to identify which one of the following statements is not correct. Oxygen has two common molecular anions: peroxide (O<sub>2</sub><sup>2</sup><sup>-</sup>) and superoxide (O<sub>2</sub><sup>-</sup>) . Use the MO energy level diagram below to identify which one of the following statements is not correct. A) The bond order of the peroxide is 1. B) The superoxide has a shorter bond than the peroxide. C) Like O<sub>2</sub>, the peroxide is paramagnetic. D) The superoxide has a stronger bond than the peroxide. E) Oxygen, O<sub>2</sub>, has a stronger bond than either of these oxides.


A) The bond order of the peroxide is 1.
B) The superoxide has a shorter bond than the peroxide.
C) Like O2, the peroxide is paramagnetic.
D) The superoxide has a stronger bond than the peroxide.
E) Oxygen, O2, has a stronger bond than either of these oxides.

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