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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.
Related Questions: - The hardness of transition elements is due to their
- An orbital in which n = 4 and l = 2 is expressed by
- The maximum valency of an element with atomic number 7 is
- The most probable radius (in pm) for finding the electron in He⁺ is
- Replacement of Cl of chlorobenzene to give phenol requires drastic conditions.
Topics: P Block Elements in Group 15
(89)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The hardness of transition elements is due to their
- An orbital in which n = 4 and l = 2 is expressed by
- The maximum valency of an element with atomic number 7 is
- The most probable radius (in pm) for finding the electron in He⁺ is
- Replacement of Cl of chlorobenzene to give phenol requires drastic conditions.
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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