Question

arange the following species in the decreasing order of their bond dissociation enthalpy 02,02+, O2- ​

Answer 1

Answer:

As the positive increases bond strength increases and negative charge increases bond strength decreases.

So the correct order of decreasing order of bond strength is O

2

+

>O

2

>O

2

−

>O

2

2−

Hence option B is correct.

Answer 2

Answer:

option B

is the correct answer