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The dehydrohalogenation of 2-bromobutane...

The dehydrohalogenation of 2-bromobutane with alcoholic KOH gives-

A

only 2-butane

B

only 1-butene

C

2-butene as the major product

D

1-butene as the major product

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The correct Answer is:
C
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Knowledge Check

  • The major product obtained in the dehydrohalogenation of neo-pentyl bromide with alcoholic KOH is

    A
    2-methylbut-1-ene
    B
    2,2-dimethylbut-1-ene
    C
    2-methylbut-2-ene
    D
    but-2-ene.

  • Chloroform with alcoholic KOH gives

    A
    potassium acetate
    B
    potassium formate
    C
    potassium chloride
    D
    potassium chlorate

  • The dehydrohalogenation of neopentyl bromide with alcoholic KOH mainly gives

    A
    2-methyl-1-butene
    B
    2-methyl-2-butene
    C
    2,2-dimethyl-1-butene
    D
    2-butene
    • BANSAL-HYDROCARBONS-Exercise 1
    1. The ease of dehydration of an alcohol with concentrated H(2)SO(4) is

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    2. Consider the following reaction the major alkene product is (CH(3))(3...

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    3. The dehydrohalogenation of 2-bromobutane with alcoholic KOH gives-

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    4. The main product produced in the dehydrohalogenation of 2-bromo-3,3-di...

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    5. The structural formula of the compound which yields ethylene upon reac...

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    6. Alcohols undergo dehydration in the following sequence

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    7. A is-

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    8. On heating n-propyldimethylamine oxide, propene is obtained. The react...

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    9. The most common reactions of alkenes are-

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    10. The reaction CH(2)=CHCH(3)=HBr to CH(3)CHBrCH(3) is-

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    11. Anti-Markownikoff's addition of HBr is not observed in-

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    12. The addtion of Br(3) to trans-2-butene produces

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    13. The addition of HCl in the presence of peroxide does not follow anti-M...

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    14. The ozonolysis of an olefin gives only propanone. The olefin is:

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    15. 3-Methyl-2-pentene on reaction with HOCl gives-

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    16. CH(2)=CH(2)overset(Cl(2))toAoverset(AgOH)to? The product is a-

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    17. Aqueous sulphuric acid reacts with 2-methyl-1-butene to give predomina...

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    18. The olefin which on ozonolysis gives CH(3)CH(2)CHO and CH(3)CHO is-

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    19. Olefines can be converted to paraffins by-

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    20. Ethylene reacts with alkaline KMnO(4) to form-

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