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Use of chlorofluorocarbons is NOT encour...

Use of chlorofluorocarbons is NOT encouraged because ___________.

A

they are harmful to the eyes of people that use it

B

they damage the refrigerators and air conditioners

C

they deplete away the ozone in the atmosphere

D

they destroy the oxygen layer

Text Solution

Verified by Experts

The correct Answer is:
C
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TARGET PUBLICATION-HALOGEN DERIVATIVES OF ALKANES AND ARENES-COMPETITIVE THINKING
  1. Which of the following is known as freon which is used as a refrigeran...

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  2. The molecular formula of DDT has .

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  3. Use of chlorofluorocarbons is NOT encouraged because .

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  4. Which of the following is NOT a nucleophile ?

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  5. During homolytic fission are formed .

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  6. Which of the following is not an electrophile ?

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  7. Which of the following is an electrophile ?

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  8. Carbanion contains electrons in valence shell

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  9. Identify organometallic compound(s).

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  10. X' is an optically active alkane having lowest molecular mass, Predict...

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  11. The synthesis of alkyl fluoride is best accomplished by:

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  12. Consider the reaction : CH(3)CH(2)CH(2)Br+NaCNrarrCH(3)CH(2)CH(2)CN+...

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  13. Chlorination of ethane is carried out in the presence of

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  14. Which of the following is allylic halide ?

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  15. Which of the following alkyl halides is used as a methylating agent ?

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  16. 50% of the reagent is used for dehydrohalogenation of 6.45 g CH(3)CH(2...

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  17. Assertion : Reaction of but-1-ene with HBr gives 1-bromobutane as maj...

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  18. 12.3 g 1-bromopropane is treated with alcoholic KOH. What mass of prop...

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  19. 3-menthyl-pent-2-ene on reaction with HBr in presence of peroxide form...

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  20. An example of a sigma bonded organometallic compound is:

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