Arrange the following molecules in decreasing order of bond length.

Options

A. `O_(2)gt O_(2)^(-)gt O_(2)^(+)gtO_(2)^(2-)`
B. `O_(2)^(2-)gt O_(2)^(-)gtO_(2)gt O_(2)^(-)`
C. `O_(2)^(2-)gt O_(2)^(-)gtO_(2)gtO_(2)^(-)`
D. `O_(2)^(+)gtO_(2)^(+)gtO_(2)^(2-)gt O_(2)`

Answer

B

Explanation

Since the bond lenguh Is nversely proportional to the bond order so option .b. is correct.