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Ozone in stratosphere is depleted by
Options
(a) CF₂Cl₂
(b) C₇F₁₆
(c) C₆H₆Cl₆
(d) C₆F₆
Correct Answer:
CF₂Cl₂
Explanation:
Ozone is depleted by oxides of nitrogen i.e. N₂O and through CFC gas i.e. CF₂Cl₂ etc.
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Topics: Environmental Chemistry
(28)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In the following change,KMnO₄ → MnO₂, the oxidation state of Mn changes as
- Boron has two stable isotopes, ¹°B(19%) and ¹¹B(81%). Average atomic weight
- Terylene is used for making
- If 1 litre of N₂ is mixed with 2 litre of O₂, quantity explaining it is
- Number of chloride ions around a single sodium ion in NaCl crystal is
Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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