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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
- Chromatography is a valuable method for the separation, isolation,purification
- A mixture of potassium chlorate, oxalic acid and sulphuric acid is heated.
- Hexoses and pentoses are
- An organic compound contains 40%C, 6.66% H and rest oxygen .its vapour density
- Cellulose is polymer of
Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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