Question

How is ozonised oxygen prepared in which lesson in 2 puc?

Answer 1

Preparation of ozone ... The ozonised oxygen is passed through a spiral cooled by liquid air. ... 2F2 + 2H2O → 4HF + O 2.

Answer 2

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Near earth's surface it is decomposed by dust particles. Ozone is prepared in laboratory by passing silent electric discharge through dry oxygen. ... The mixture thus obtained contains 5 – 10% ozone by volume and the mixture is called as ozonised oxygen.