P-Block Elements Ques 479

Question: Among KO2, NO2, BaO2 and NO2+ unpaired electron is present in

[IIT 1997]

Options:

A) NO2+ and BaO2

B) KO2 and BaO2

C) KO2 only

D) BaO2 only

Show Answer

Answer:

Correct Answer: C

Solution:

KO2 because in O2 (superoxide ion) One unpaired electron is present in the antibonding orbital.



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