Oxygen is not evolved when: – InterviewSolution

1.	Oxygen is not evolved when:
Answer» ZnO is heated with NaOH `NH_(4)NO_(3)` is heated `Na_(2)O_(2)` reacts with water `KClO_(3)` is heated Solution :`O_(2)`is evolved when `2Na_(2)O_(2)+2H_(2)O to 4NaOH +O_(2), 2KClO_(3) overset(DELTA)to 2KCl +3O_(2)`

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