Four diatomic species are listed below in different sequences. Which of these represents the correct order of their increasing bond order?

Options

A. `C_(2)^(2-)ltHe_(2)^(+)ltNOltO_(2)^(-)`
B. `He_(2)^(+)ltO_(2)^(-)ltNOltC_(2)^(2-)`
C. `O_(2)^(-)ltNOltC_(2)^(2-)ltHe_(2)^(+)`
D. `NOltC_(2)^(2-)ltO_(2)^(-)ltHe_(2)^(+)`

Answer

B