Explain the paramagnetism observed for o2

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Reference no: EM13225711

Which of the following is an experimental fact that valence bond theory cannot explain, but molecular orbital theory can?

A) the paramagnetism observed for O2

B) the N-N bond order in N2

C) the rotational barrier about the C-C bond in ethylene

D) the existence of H2 and not He2

Reference no: EM13225711

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