Home
Class 12
CHEMISTRY
The aldol condensationof acetaldehyde re...

The aldol condensationof acetaldehyde results in the formation of :

A

`CH_(3)-underset(O)underset(||)C-underset(OH)underset(|)(CH)-CH_(3)`

B

`CH_(3)-underset(OH)underset(|)(CH)-CH_(2)-underset(O)underset(||)(CH)`

C

`CH_(3)CH_(2)underset(OH)underset(|)(CH)-underset(O)underset(||)(CH)`

D

`CH_(3)CH_(2)CH_(2)CHO`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ALDEHYDES AND KETONES

    OP TANDON|Exercise OBJECTIVE QUESTIONS (LEVEL -B) SET I|38 Videos

  • ALDEHYDES AND KETONES

    OP TANDON|Exercise OBJECTIVE QUESTIONS (LEVEL -B) SET II|36 Videos

  • ALDEHYDES AND KETONES

    OP TANDON|Exercise BRAIN STORMIN PROBLEMS|13 Videos

  • ALCOHOLS, PHENOLS AND ETHERS

    OP TANDON|Exercise SINGLE INETER ANSWER TYPE QUESTIONS / ALCOHOLS AND PHENOLS|15 Videos

  • BASIC PRINCIPLES

    OP TANDON|Exercise SECTION V INTEGER ANSWER TYPE QUESTION|3 Videos
OP TANDON-ALDEHYDES AND KETONES -OBJECTIVE QUESTIONS (LEVEL -A)
  1. Wolff-Kishner reduction is :

    Text Solution

    |

  2. A compound X neither reacts with soidum displacing hydrogen nor with P...

    Text Solution

    |

  3. The aldol condensationof acetaldehyde results in the formation of :

    Text Solution

    |

  4. Match the following lists : {:((A),"Grignard reagent",(1)H(2)//Pd-Ba...

    Text Solution

    |

  5. Enthanal reacts with alkali to give 3-hydroxybutanal. The reacation is...

    Text Solution

    |

  6. Arrange the following compounds in increasing order of their reactivit...

    Text Solution

    |

  7. Clemmensen's reduction will convert cyclohexanone into:

    Text Solution

    |

  8. For obtaining butan-2-one from acetyl chloride, which of the following...

    Text Solution

    |

  9. To distinguish between 2-pentanone and 3-pentanone which reagent can b...

    Text Solution

    |

  10. The final product (Y) formed in the reaction

    Text Solution

    |

  11. Consider the reaction RCHO + NH(2)NH(2) rarr R - CH = N NH(2) What...

    Text Solution

    |

  12. If a compound gives an organ or red precipitate with 2,4 dinitrophenyl...

    Text Solution

    |

  13. By which one of the following reactions ketones cannot be prepared ?

    Text Solution

    |

  14. Dialkyl cadmium reacts with a compound to from a ketone. The compound ...

    Text Solution

    |

  15. Out of butane, butan-1-ol, butanal and butanone, the decreasing order ...

    Text Solution

    |

  16. Acetaldehyde is converted to ethane by Wolff-Kishner reduction. Acetal...

    Text Solution

    |

  17. Acetone is mixed with bleaching powder to give

    Text Solution

    |

  18. CH(3)CHO and C(6)H(5)CH(2)CHO can be distinguished chemically by

    Text Solution

    |

  19. Cyanohydrin of which of the following forms lactic acid

    Text Solution

    |

  20. Aldol condensation between which of the following compounds followed b...

    Text Solution

    |