Which of the following options represents the correct bond order ?

Options

A. `O_(2)^(-) gt O_(2) gt O_(2)^(+)`
B. `O_(2)^(-) lt O_(2) lt O_(2)^(+)`
C. `O_(2)^(-) gt O_(2) lt O_(2)^(+)`
D. `O_(2)^(-) lt O_(2) gt O _(2)^(+)`

Answer

B

Explanation

`O_(2) = 2, O_(2)^(-) = 1.5 , O_(2)^(+) = 2.5 therefore O_(2)^(-) lt O_(2) lt O_(2)^(+)`