Home
Class 11
CHEMISTRY
Assertion : Cyclopentadienyl anion is mu...

Assertion : Cyclopentadienyl anion is much more stable than allyl anion.
Reason : Cyclopentadienyl anion is aromatic in character.

A

S-I & II are correct, S-II is correct explanation of S-I

B

S-I&II are correct, S-II is not correct explanation of S-I

C

S-I is true, but S-II is false.

D

S-I is false, ut S-II is true

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Which of the two: cyclopentadienyl anion or cyclopentadienyl cation is not aromatic?

Which of the following anions are more stable than benzyl anion ?

Which of the following anions are more stable than benzyl anion ?

The most stable anion is:

Most stable anion is :

Assertion : Chloride ion is monovalent anion. Reason : Chlorine gains an electron to carry one negative charge.

NARAYNA-ALKENES-level-4
  1. Statement-I: Alkenes participate in addition reaction Statement-II: ...

    Text Solution

    |

  2. S-I: Alkenes decolourises bromine in C Cl(4) S-II: Double bond is pr...

    Text Solution

    |

  3. S-I: In baeyer's oxidation of ethene sp^(2) carbon is changed to sp^(3...

    Text Solution

    |

  4. S-I: Ethene does not show geometrical isomerism. S-II: Alkenes can n...

    Text Solution

    |

  5. S-I: Propene and cyclopropane both give addition reactions only S-II...

    Text Solution

    |

  6. A) Reduction of but-2-yne by Na/liq. NH(3) gives 'trans' but-2-ene. ...

    Text Solution

    |

  7. Addition of bromine to trans-2-butene yields meso-2,3-dibromobutane. ...

    Text Solution

    |

  8. S-I: The boiling point of cis-1,2-dichloroethene is higher than corres...

    Text Solution

    |

  9. S-I: 2-methyl butan-2-ol o heating with H(2)SO(4) gives 2-methyl but-2...

    Text Solution

    |

  10. S-I: Acidic character of ethane, ethene and ethyne are in the order ...

    Text Solution

    |

  11. Assertion : Cyclopentadienyl anion is much more stable than allyl anio...

    Text Solution

    |

  12. Assertion: Addition of Br(2) to 1-butane gives two optical isomers. ...

    Text Solution

    |

  13. Statement I: 1-Butene on reaction with HBr in the presence of a peroxi...

    Text Solution

    |

  14. Assertion : Dimethyl sulphide is commonly used for the reduction of a...

    Text Solution

    |

  15. Assertion : Propene reacts with HBr in presence of benzoyl peroxide to...

    Text Solution

    |

  16. Arrange the following alkyl halides in decreasing order of the rate or...

    Text Solution

    |

  17. The molecules having dipole moment are :

    Text Solution

    |

  18. Match the reagent from Column I which on reaction with CH(3)-CH=CH(2)...

    Text Solution

    |

  19. Identify the correct match from the following lists

    Text Solution

    |

  20. Match the following columns

    Text Solution

    |