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4.Chemical Bonding and Molecular Structure
medium
Which of the following species have maximum number of unpaired electrons
A
${O_2}$
B
$O_2^ + $
C
$O_2^ - $
D
$O_2^{2 - }$
(AIIMS-1983)
Solution
(a) ${O_2}$ 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.
Standard 11
Chemistry
