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In which type of reaction oxygen is converted into ozone
Options
(a) Oxidation
(b) Reduction
(c) Photochemical
(d) Addition
Correct Answer:
Reduction
Explanation:
Ozone layer occurs in stratosphere.It prevents about 99.5% of the sun’s harmful UV radiations.
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Topics: Environmental Chemistry
(28)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Change in enthalpy for reaction,2H₂O₂ → 2H₂O + O₂
- In the final answer of the expression (29.2 – 20.2) (1.79 x 10⁵) / 1.37. The number
- The maximum valency of an element with atomic number 7 is
- The oxidation number of sulphur is -1 in
- At what temperature, the rms velocity of gas shown at 50⁰C will be doubled
Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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