Where are antibonding orbitals usually found?
1. In the space between the nuclei of atoms. 
2. Around the nuclei of atoms.
3. They do not exist; they are only theoretical.  
4. On the outer sides of atoms, opposite the overlap regions.
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Which of the following is the most paramagnetic species?

1.  \(O^+_2\)
2.  \(C_2\)
3.  \(B_2\)
4.  \(N_2\)
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Among the following, which molecule is expected to be stabilized by anion formation?
C2, O2, NO, F2

1. NO
2. O2
3. C2
4. F2

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Which molecules/ions are most paramagnetic?

1. B2

2. C2

3. O2+

4. O2-

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