Among the molecules $O _2, KO _2, H _2 O _2, F _2 O _2$ and $BaO _2$ the pair that have the most similar oxygenoxygen bond length is

  • [KVPY 2021]
  • A
    $O _2$ and $H _2 O _2$
  • B
    $KO _2$ and $H _2 O _2$
  • C
    $O _2$ and $BaO _2$
  • D
    $KO _2$ and $F _2 O _2$

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  • [IIT 1988]