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Which of the following statement about D...

Which of the following statement about DDT is FASLE ?

A

It is readily metabolized.

B

It is deposited and stored in fatty tissues.

C

It produces unforeseen ecological effects if it exists in soil , plants and animals for a long time.

D

It is replaced by better and safer infecticides

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The correct Answer is:
A
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TARGET PUBLICATION-HALOGEN DERIVATIVES OF ALKANES AND ARENES-CRITICAL THINKING
  1. Which among the following structure represents sym-trichlorobenzene?

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  2. Chlorobenzene is .

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  3. Arrange the following compounds in order of increasing dipole moment: ...

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  4. Which of the following cannot be prepared by direct halogenations of b...

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  5. Benzenediazonium salt when simply mixed with KI, gives off .

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  6. The phenomenon in which atoms or groups in a compound can attract elec...

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  7. Example of species showing -I effect is .

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  8. It is easy to substitute -Cl in 2,4-dinitrochlorobenzene than in chlor...

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  9. In aryl halides , the reactivity is controlled by stronger and 0. p or...

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  10. Fridel-crafts' reaction of bromobenzene with methyl iodide gives

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  11. The commercial uses of DDT and benzene hexachloride are .

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  12. Which of the following statement about DDT is FASLE ?

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  13. Halogenation of alkanes is

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  14. RC-=N can be converted to RCH(2)NH(2) by .

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  15. For the reaction, C(2)H(5)OH + HX overset(ZnCl(2))to C(2)H(5)X+ H(2)O,...

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  16. The electron deficient reagents, which attack the negatively charged ...

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  17. Which of the following reactions does NOT show nucleophilic substituti...

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  18. Heterolytic fission gives rise to .

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  19. Heterolysis of carbon-chlorine bond produces .

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  20. In alkaline hydrolysis of tert-Butyl bromide, .

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