Mr. Chopra wanted to buy a new refrigerator and new air conditioner in place of old ones which were purchased 10 years ago. When he went to the market to buy these items, his son Aniket, a student of 10th standard also went along. Before buying a new refrigerator and an air conditioner Aniket asked various details from the shopkeeper and made sure that these items work with new eco-friendly refrigerant. Mr. Chopra was puzzled by this discussion. When they reached home Aniket explained everything to his father. His father was happy at Aniket's choice. (a) What do you think were the refrigerants used in old refrigerator and air-conditioner? (b) Name the new refrigerant being used in the air conditioner and refrigerators. Why is it not harmful to the environment?
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a) CFCs
B) HCFCs
c) because HCFCs don't ionise to form a free radical chloride ion which is responsible in CFCs for depletion of the ozone layer
B) HCFCs
c) because HCFCs don't ionise to form a free radical chloride ion which is responsible in CFCs for depletion of the ozone layer
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