Home
Class 11
CHEMISTRY
Alkene can be formed from carbonium ion ...

Alkene can be formed from carbonium ion by

A

Combination of proton

B

Elimination of hydride ion

C

Elimination of proton

D

First combination of H then removal of H

Text Solution

Verified by Experts

The correct Answer is:
D
`underset(("By base"))(underset(H)underset(|)(C)H_(2)-CH_(2)^(+)overset(-H^(+))toCH_(2)=CH_(2))`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

An alkene is formed from a carbocation by

Alkenes can be freed from alkene impurities by treating with concentrated solution of the

Alkenes can be preapred by:

When two possible alkenes can be formed in a reaction the most stable alkene is the preferred product This generation is known as

How many alkenes can be formed when n-butylamine is treated with nitrous acid

The shape of the carbonium ion is

BANSAL-HYDROCARBONS-Exercise 1
  1. Which of the following reaction does not involve a C-C bond formation?

    Text Solution

    |

  2. Which reducing agent is used in Clemmensen reduction-

    Text Solution

    |

  3. Alkene can be formed from carbonium ion by

    Text Solution

    |

  4. The compound 1,3-butadiene has

    Text Solution

    |

  5. In ethylene dichloride there are-

    Text Solution

    |

  6. The presence of unsaturation in an organic compound can be tested with...

    Text Solution

    |

  7. Baeyer's reagent is used in the laboratory for-

    Text Solution

    |

  8. Propylene is more stable than ethylene. The reason for this is the-

    Text Solution

    |

  9. The disappearance of the characteristic purple colour of KMnO(4) in it...

    Text Solution

    |

  10. The relative stability of the compounds underset(I)(CH(3)-overset(CH...

    Text Solution

    |

  11. Propyl bromide on reaction with alcoholic KOH gives-

    Text Solution

    |

  12. The formation of 2-butene from 2-butanol in the presence of conc. H(2)...

    Text Solution

    |

  13. In dehydrohalogenations the base (alcoholic KOH) abstacts-

    Text Solution

    |

  14. Which of the following compound undergoes dehydrochlorination most eas...

    Text Solution

    |

  15. In the sequence of reactions, CH(3)CH(2)CH(2)Ohoverset(PCl(5))toAunder...

    Text Solution

    |

  16. In the elimination of reactions, that is, in the formation of alkenes,...

    Text Solution

    |

  17. The ease of dehydrohalogenation of alkyl halide with alcoholic KOH is-

    Text Solution

    |

  18. Ethyl chloride on heating with alcoholic potash gives:

    Text Solution

    |

  19. The ease of dehydration of an alcohol with concentrated H(2)SO(4) is

    Text Solution

    |

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

    Text Solution

    |