To an acidified dichromate solution- Na 2 O 2 is added and shaken- What is observed-A- Bluish-given precipitateB- Blue colourC- Copious evolution of oxygenD- Orange colour changing to green directly

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Properties and Reactions of Sodium Peroxide

To an acidifi...

Question

To an acidified dichromate solution, Na₂O₂ is added and shaken. What is observed?

Blue colour

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Orange colour changing to green directly

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Copious evolution of oxygen

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Bluish-given precipitate

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To an acidified dichromate solution, Na₂O₂ is added and shaken. What is observed?

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