Which has the smallest bond-length-

1.	Which has the smallest bond-length-
Answer» `O_(2)^(+)` `O_(2)^(-)` `O_(2)^(2-)` `O_(2)` Solution :`O_(2)^(+)`: Its bond order is 2.5 (MAXIMUM AMONG the GIVEN SPECIES) and we know bond-length `prop(1)/("bond order")`

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