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Which of the following is responsible fo...

Which of the following is responsible for ozone layer depletion ?

A

`CHCl_3`

B

Freon

C

DDT

D

carbon tetrachloride

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USHA PUBLICATION-HALOALKANES AND HALOARENES ,ALCOHOLS,PHENOLS AND ETHER-EXERCISE
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  3. Which of the following is responsible for ozone layer depletion ?

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  6. Which among the following is most acidic ?

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  7. The enzyme converts glucose to ethyl alcohol.

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  8. Anisole undergoes bromination reaction in ethanoic acid giving as the...

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  9. Write the major product in the following reaction (CH3)3C-OCH3+HIto

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  10. Alkyl chloride can be obtained from alcohol by reacting with

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  11. Write the product formed in the reaction

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  12. The reaction R-X+NaItoR-I+NaX is called as

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  13. The major product is

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  14. Which of the following metals react with alkyl halide giving an organo...

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  15. Aryl halides mostly undergo

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  16. Benzyl alcohol and phenol can be distinguished by the reagent

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  17. An alkyl bromide when reacts with alcoholic solution of caustic potash...

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  18. 3^@ -alkyl halides are less reactive towards SN^2 type mechanism due t...

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  19. Toluene reacts with Cl2 in presence of FeCl3 giving

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  20. The order of reactivity of alcohols towards Lucas reagent is

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