Question
Chemistry Question on GROUP 1 ELEMENTS
Which of the following statements about Na2O2 is not correct?
A
It is diamagnetic in nature.
B
It is a derivative of H2O2
C
Na2O2 oxidises Cr3+ to CrO42− in acid medium.
D
It is the super oxide of sodium.
Answer
It is the super oxide of sodium.
Explanation
Solution
Na2O2 is not the superoxide of sodium. It is peroxide of sodium.
The correct superoxide formula for sodium is NaO2.
So, the correct option is (D): It is the super oxide of sodium.