Chemical Thermodynamics Question 258

Question: Ozone is prepared by passing silent electric discharge through oxygen. In this reaction [AFMC 1998]

Options:

A) Energy is given out

B) Energy is absorbed

C) Oxygen is loaded with energy

D) Oxygen is dissociated into atoms

Show Answer

Answer:

Correct Answer: A

Solution:

$ 3O_2 $ ⇌ $ 2O_3 $ - energy is given out.



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