A) \[N{{a}_{2}}{{O}_{2}}\]
B) \[K{{O}_{2}}\]
C) \[{{K}_{2}}O\]
D) \[{{C}_{3}}{{O}_{2}}\]
Correct Answer: B
Solution :
\[K{{O}_{2}}\] potassium superoxide \[{{K}_{2}}O\] potassium oxide \[N{{a}_{2}}{{O}_{2}}\] sodium peroxide \[{{C}_{3}}{{O}_{2}}\] carbon suboxide
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