Home
Class 11
CHEMISTRY
Monosidium acetylide is treated with ben...

Monosidium acetylide is treated with benzyl bromide. The product formed is

A

dibenzyl acetylene

B

ethylbenzene

C

3-phenylpropyne

D

phenylacetylene

Text Solution

Verified by Experts

The correct Answer is:
D

It is `S_N2` displacement: the nucleophile is the acetylide anion.
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

When sodium salt of ethanol is treated with ethyl bromide, the product formed is :

When acetamide is treated with NaOBr , the product formed is

Salicylic acid is treated with excess of bromine water .The product formed is

1- Phenoxypropane is treated with excess of conc. HI at 0^(@)C and the mixture of products is treated with thionyl chloride. The products formed are

When benzene diazonium chloride is treated with cuprous chloride and HCl the product formed is

When alcoholic solution of ethylene bromide is heated with granulated zinc, the product formed is

When anisole is treated with Br_(2) in CS_(2) the product formed is

R SHARMA-ALKYNES-Question Bank
  1. Acetylene is allowed to react with an excess of HCl in the presence of...

    Text Solution

    |

  2. Which of the dihalides undergo a double dehydroahalogenation to give a...

    Text Solution

    |

  3. Monosidium acetylide is treated with benzyl bromide. The product forme...

    Text Solution

    |

  4. 1,2-dibromopropane is heated with one mole of alcoholic KOH. The react...

    Text Solution

    |

  5. 2,3-dibromobutane is treated with sodium amide (excess) in liquid ammo...

    Text Solution

    |

  6. Stilbene (C6H6=CHC6H5) reacts with (Br2)/(CCl4) and the resulting prod...

    Text Solution

    |

  7. CH3C-=C CH3underset(CaCO3 and BaSO4)overset((H2)/(Pd))to p Identifty t...

    Text Solution

    |

  8. Which of the followig reagents may be used to distinguish between but-...

    Text Solution

    |

  9. The total number of isomers possible for the formula C3H4 is

    Text Solution

    |

  10. Chloroethene is treated with sodium amide in liquid ammonia. The major...

    Text Solution

    |

  11. Al4C3,Mg2C3 and CaC2 are hydrolyzed separately. The hydrocarbons forme...

    Text Solution

    |

  12. CH-=CHunderset(Hg^(2+))overset(CH3CO2H(2mol))toAoverset(Heat)toB The f...

    Text Solution

    |

  13. Which of the following is least preffered to make higher alkynes fom s...

    Text Solution

    |

  14. HC-=Chunderset(1mol)overset(NaNH2)toAunderset((2)H2O)overset((1)H2CO)t...

    Text Solution

    |

  15. Br2CHCHBr2underset(C2H5OH,Delta)overset(Zn(1mol))toP Identify the ma...

    Text Solution

    |

  16. HC-=Chunderset(1mol)overset(Na)toAoverset(D2O)toB Identify the final...

    Text Solution

    |

  17. A hydrocarbon (A) reacts with sodium amide and then with ethylbromide ...

    Text Solution

    |

  18. HC-=Chunderset(NaCN)overset(HCN)to p Identify the product p

    Text Solution

    |

  19. propyne undergoes cycloaddition reaction in the presence of Ziegler-Na...

    Text Solution

    |

  20. Orlon is a synthetic fiber obtained by the polymerization of a monomer...

    Text Solution

    |