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Use of chlorofluoro carbons is not encouraged because
Options
(a) they are harmful to the eyes of people that use it
(b) they damage the refrigerators and air conditioners
(c) they eat away the ozone in the atmosphere
(d) they destroy the oxygen layer
Correct Answer:
they eat away the ozone in the atmosphere
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- When phenol reacts with phthalic anhydride in presence of H₂SO₄ and heated
- For the reaction , X₂O₄(l) → 2XO₂(g), ΔG is
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Topics: P Block Elements in Group 15
(89)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Tollen’s test can be used to distinguish
- When phenol reacts with phthalic anhydride in presence of H₂SO₄ and heated
- For the reaction , X₂O₄(l) → 2XO₂(g), ΔG is
- In the compounds KMnO₄ and K₂Cr₂O₇, the highest oxidation state is of the element
- Metallic sodium can be stored in
Topics: P Block Elements in Group 15 (89)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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