Home
Class 12
CHEMISTRY
The compound obtained by the reduction o...

The compound obtained by the reduction of propionaldehyde by amalgamated zinc and concentrated HCl is

A

Propene

B

Propane

C

Propanol

D

All of the above

Text Solution

Verified by Experts

The correct Answer is:
B

Because it is a Clemmensen reduction reaction.
Promotional Banner

Topper's Solved these Questions

  • ALDEHYDES ,KETONES AND CARBOOXALIC ACIDS

    ACCURATE PUBLICATION|Exercise PART-A (ALDEHYDES AND KETONES - 1 MARK QUESTIONS)|21 Videos
  • ALDEHYDES ,KETONES AND CARBOOXALIC ACIDS

    ACCURATE PUBLICATION|Exercise CARBOXYLIC ACID (1 MARK QUESTIONS )|20 Videos
  • ALDEHYDES ,KETONES AND CARBOOXALIC ACIDS

    ACCURATE PUBLICATION|Exercise DISTINGUISH TEST |5 Videos
  • ALCOHOL, PHENOL AND ETHER

    ACCURATE PUBLICATION|Exercise ETHERS|16 Videos
  • BIOMOLECULES

    ACCURATE PUBLICATION|Exercise 2 MARK QUESTIONS |29 Videos

Similar Questions

Explore conceptually related problems

The reaction of zinc with dilute and concentrated nitric acid, respectively produces

The standard reduction potential of normal calomel electrode and reduction potential of saturated calomel electrodes are 0.27 and 0.33 volt respectively. What is the concentration of Cl^- in saturated solution of KCL?

An ore sample of galena (PbS) is contaminated with zinc blende (ZnS). Name one chemical which can be used to concentrate galena selectively by froth floatation method.

Same amount of electric current is passed thorugh solution of AgNO_3 and HCl . If 1.08 g of silver is obtained in the first case, the amount of hydrogen liberated at S.T.P in the second case is:

The half life period for the decomposition of a compound is 20 minutes, if its initial concentration increased two times, then its half life period is 10 minutes. Calculate order of a reaction.

In a hydrolysis reaction, 5g ethyl acetate is hydr olyzed in presence of dilute HCl in 300 minutes. If the reaction 15 of first order and the initial concentration of ethyl acetate 18 22 g/L, calculate the rate constant of the reaction.

An organic compound A on reduction gives compound B, which on reaction with trichloromethane and caustic potash forms C. The compound 'C' on catalytic reduction gives N-methyl benzenamine, the compound 'A' is

Explain how the following metals are obtained from their compounds by the reducton process: Metal M is in the middle of the reactivity series.

How is granular zinc obtained ?

ACCURATE PUBLICATION-ALDEHYDES ,KETONES AND CARBOOXALIC ACIDS-PART-A (ALDEHYDES AND KETONES -MULTIPLE CHOICE QUESTIONS (1 MARK))
  1. Reactivity towards nucleophilic addition reaction of I . HCHO " "...

    Text Solution

    |

  2. Aldol condensation will not be observed in

    Text Solution

    |

  3. The compound obtained by the reduction of propionaldehyde by amalgamat...

    Text Solution

    |

  4. When a ketone is condensed into an aldol, the reagent used is

    Text Solution

    |

  5. How does O3 react with H C l

    Text Solution

    |

  6. Acetaldehyde cannot exhibit :

    Text Solution

    |

  7. Base catalyzed aldol condensation occurs with

    Text Solution

    |

  8. Which of the aldehydes is most reactive towards nucleophilic addition?

    Text Solution

    |

  9. Aldehyde and ketones cannot be distinguished by:

    Text Solution

    |

  10. Which of the following is incorrect?

    Text Solution

    |

  11. Reduction of > C = O to CH2 can be carried out with :

    Text Solution

    |

  12. During reduction of carbonyl compound by H2"NN"H2 and KOH the first i...

    Text Solution

    |

  13. Cross aldol condensation occurs between

    Text Solution

    |

  14. Vinegar is solution of acetic acid which is :

    Text Solution

    |

  15. Lower carboxylic acids are soluble in water due to

    Text Solution

    |

  16. Carboxylic acids are more acidic than phenols and alcohols because of

    Text Solution

    |

  17. The major product of nitration of benzoic acid is :

    Text Solution

    |

  18. Which is false in case of carboxylic acids ?

    Text Solution

    |

  19. The elimination of CO2 from carboxylic acids is known as

    Text Solution

    |

  20. Which of the following has maximum acidic strength ?

    Text Solution

    |