Chemical Bonding And Molecular Structure Question 370
Question: Which of the following species have maximum number of unpaired electrons
[AIIMS 1983]
Options:
A) $ O_2 $
B) $ O_2^{+} $
C) $ O_2^{-} $
D) $ O_2^{2-} $
Show Answer
Answer:
Correct Answer: A
Solution:
$ O_2 $ has 2 unpaired electron while $ O_2^{+} $ and $ O_2^{-} $ has one each unpaired electrons while $ O_2^{2+} $ does not have any unpaired electron.