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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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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Excess nitrate in drinking water can cause
- To prepare a pure sample on n-hexane using sodium metal as one reactant, the
- If a given sample of water contains 0.06 g of Ca²⁺ ion per kg, calculate
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Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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