1.

Which of the following statements about Na_(2)O_(2) is not correct?

Answer»

It is diamagnetic in nature
It is derivative of `H_(2)O_(2)`
Na_(2)O_(2) oxidation `Cr^(3+)" to "CrO_(4)^(2-)` in acid medium.
It is the super OXIDE of sodium.

Solution :`Na_(2)O_(2)` is peroxide of sodium not superoxide. The FORMULA of sodium superoxide is `NaO_(2)`.


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