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Ozone depleting chemicals such as carbon tetrachloride, trichloroethane (also known as methyl chloroform), and bromine compounds known as
- a)halons
- b)Ultraviolet
- c)Montreal
- d)None of these
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
Ozone depleting chemicals such as carbon tetrachloride, trichloroethan...
Ozone Depleting Chemicals:
There are several ozone-depleting chemicals that have been identified and regulated under international agreements such as the Montreal Protocol. Among them are carbon tetrachloride, trichloroethane (methyl chloroform), and bromine compounds known as halons.
The Ozone Depleting Chemicals:
- Carbon tetrachloride
- Trichloroethane (methyl chloroform)
- Bromine compounds known as halons
Explanation:
1. Carbon tetrachloride: This chemical has been widely used in the past as a solvent, fire extinguisher, and refrigerant. It is a potent ozone-depleting substance and has been phased out in many countries due to its harmful effects on the ozone layer.
2. Trichloroethane (methyl chloroform): This chemical is another ozone-depleting substance that has been used as a solvent, especially in industrial processes. Like carbon tetrachloride, it has been phased out under the Montreal Protocol.
3. Bromine compounds known as halons: Halons are a group of chemicals containing bromine that have been used in fire suppression systems, particularly in aviation and military applications. They are highly effective in extinguishing fires but have a significant ozone-depleting potential.
Conclusion:
In summary, carbon tetrachloride, trichloroethane (methyl chloroform), and bromine compounds known as halons are all ozone-depleting chemicals that have been regulated under international agreements like the Montreal Protocol. These chemicals have been phased out or restricted to protect the ozone layer and prevent further depletion.
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There are several ozone-depleting chemicals that have been identified and regulated under international agreements such as the Montreal Protocol. Among them are carbon tetrachloride, trichloroethane (methyl chloroform), and bromine compounds known as halons.
The Ozone Depleting Chemicals:
- Carbon tetrachloride
- Trichloroethane (methyl chloroform)
- Bromine compounds known as halons
Explanation:
1. Carbon tetrachloride: This chemical has been widely used in the past as a solvent, fire extinguisher, and refrigerant. It is a potent ozone-depleting substance and has been phased out in many countries due to its harmful effects on the ozone layer.
2. Trichloroethane (methyl chloroform): This chemical is another ozone-depleting substance that has been used as a solvent, especially in industrial processes. Like carbon tetrachloride, it has been phased out under the Montreal Protocol.
3. Bromine compounds known as halons: Halons are a group of chemicals containing bromine that have been used in fire suppression systems, particularly in aviation and military applications. They are highly effective in extinguishing fires but have a significant ozone-depleting potential.
Conclusion:
In summary, carbon tetrachloride, trichloroethane (methyl chloroform), and bromine compounds known as halons are all ozone-depleting chemicals that have been regulated under international agreements like the Montreal Protocol. These chemicals have been phased out or restricted to protect the ozone layer and prevent further depletion.
Most Upvoted Answer
Ozone depleting chemicals such as carbon tetrachloride, trichloroethan...
-Halon, chemical compound formerly used in firefighting. A halon may be any of a group of organohalogen compounds containing bromine and fluorine and one or two carbons. The effectiveness of halons in extinguishing fires arises from their action in interrupting chain reactions that propagate the combustion process.
-The main cause of ozone depletion and the ozone hole is manufactured chemicals, especially manufactured halocarbon refrigerants, solvents, propellants, and foam- blowing agents (chlorofluorocarbons (CFCs), HCFCs, halons), referred to as ozone-depleting substances (ODS).
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Ozone depleting chemicals such as carbon tetrachloride, trichloroethane (also known as methyl chloroform), and bromine compounds known asa)halonsb)Ultravioletc)Montreald)None of theseCorrect answer is option 'A'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Ozone depleting chemicals such as carbon tetrachloride, trichloroethane (also known as methyl chloroform), and bromine compounds known asa)halonsb)Ultravioletc)Montreald)None of theseCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Ozone depleting chemicals such as carbon tetrachloride, trichloroethane (also known as methyl chloroform), and bromine compounds known asa)halonsb)Ultravioletc)Montreald)None of theseCorrect answer is option 'A'. Can you explain this answer?.
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