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Which of the following is known as freon...

Which of the following is known as freon?

A

`CCl_2F_2`

B

`CHCl_3`

C

`CH_2F_2`

D

`CF_4`

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  • Which of the following is known as alum ?

    A
    `K_2SO_4. Al_2(SO_4)_3. 24H_2O`
    B
    `(NH_4)_2SO_4. FeSO_4. 6H_2O`
    C
    `(NH_4)Fe(SO_4)_2. 12H_2O`
    D
    None of the above

  • Which one of the following is known as broad spectrum antibiotic ?

    A
    Streptomycin
    B
    Ampicillin
    C
    Chloramphenicol
    D
    Penicillin

  • Which one of the following is known as broad spectrum antibiotic ?

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    Streptomycin
    B
    Ampicillin
    C
    Chloramphenicol
    D
    Penicillin G
    • SHARAM PUBLICATION-HALOALKANES AND HALOARENES-EXERCISE
    1. Which of the following is known as freon?

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    2. Which of the following compound is used as refrigerant?

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    3. Which of the following is optically active?

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    4. The reagent required to convert CH(3)I to CH(4) is

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    5. When alkyl halide is treated with alc. KOH the compound formed is

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    6. Chlorobenzene on treatment with sodium in presence of dry ether gives ...

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    7. The bromination of ethyl benzene in presense of sunlight will preferen...

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    8. In the laboratory fluoro benzene is prepared

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    9. The reaction of HBr with propene in absence of peroxide is an example ...

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    10. Which of the following has highest melting point ?

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    11. Which of the following are arranged in the decreasing order of dipole ...

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    12. Which of the following forms propane nitrile as the major product ?

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    13. Which of the following is not an example of Wurtz -Ftting reaction ?

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    14. Which of the following is most reactive towards nucleophilic substitut...

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    15. Which of the following compounds has the highest boiling point ?

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    16. When HCI gas is passed through propene in the presence of benzoyl pero...

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    17. On sulphonation of C6 H5 Cl we get

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    18. Aryl halides are less reactive towards nucleophiles than alkyl halides...

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    19. Chlorination of toluence in presence of light and heat followed by rea...

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    20. The compound that is most reactive towards electrophilic substitution ...

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