1.

The bond length the species \[{{O}_{2}},O_{2}^{+}\]and \[O_{2}^{-}\] are in the order of                                             [MP PET 2004]

A.                 \[O_{2}^{+}>{{O}_{2}}>O_{2}^{-}\]        
B.                 \[O_{2}^{+}>O_{2}^{-}>{{O}_{2}}\]
C.                 \[{{O}_{2}}>O_{2}^{+}>O_{2}^{-}\]        
D.                 \[O_{2}^{-}>{{O}_{2}}>O_{2}^{+}\]
Answer» B.                 \[O_{2}^{+}>O_{2}^{-}>{{O}_{2}}\]


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