Home
Class 12
CHEMISTRY
When but-2-yne is treated with Na in liq...

When but-2-yne is treated with Na in liquid ammonia:

A

cis-2-butene is obtained

B

trans-2-butene is formed

C

n-butane is the major product

D

it rearranges to but-1-yne

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • UNSATURATED HYDROCARBONS

    OP TANDON|Exercise (LEVEL B) OBJECTIVE QUESTIONS|29 Videos

  • UNSATURATED HYDROCARBONS

    OP TANDON|Exercise SET II This set contains the questions with more ..|23 Videos

  • UNSATURATED HYDROCARBONS

    OP TANDON|Exercise BRAIN STORMING PROBLEMS|19 Videos

  • STOICHIOMETRY (CHEMICAL FORMULAE AND EQUATIONS )

    OP TANDON|Exercise SELF ASSESSMENT|11 Videos

Similar Questions

Explore conceptually related problems

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

Acetylene is treated with excess sodium in liquid ammonia. The product is reacted with excess of methyl iodide. The final product is……………….

An organic compound (A) of molecular formula C_(5)H_(8) when treated with Na in liquid ammonia followed by reaction with s-Propyl iodide yeidls (B) C_(8)H_(12) (A) gives a ketone C_(5)H_(10)O (e) when treated with dil H_(2)SO_(4) and HgSO_(4) (B) on oxidation with alkaline KMnO_(4) gives two isomeric acids (D) and (E) C_(4)H_(8)O_(2) . Give structures of compounds (A) to (E) with proper reasoning .

The product(s) obtained when t-butyl bromide is treated with alcoholic ammonia is ________.

Which of the following alkynes react with sodium in liquid ammonia ? (i) Propyne (ii) But-2-yne (i) Pent-3-yne (iv) Hex-1-yne

When pent-2-yne is treated with dilute H_2SO_4 and HgSO_4 the product formed is

When but-1-yne is treated with aqueous H_(2)SO_(4) in presence of HgSO_(4) , the major product is __________.

OP TANDON-UNSATURATED HYDROCARBONS-OBJECTIVE QUESTIONS
  1. The decreasing order of acidic character among ethane(I), ethene(II), ...

    Text Solution

    |

  2. Predict the correct intermediate and product in the following reaction...

    Text Solution

    |

  3. The number of optically active products obtained from the complete ozo...

    Text Solution

    |

  4. In the following reaction, the product 'R' is: CaC(2) overset(H(2)O)...

    Text Solution

    |

  5. Name the reagent used to bring about the following transformation, but...

    Text Solution

    |

  6. Identify the product in the reaction Ph-C-=kC-Meoverset(H(3)O^(+), H...

    Text Solution

    |

  7. The major product formed when 2-bromo-methylbutane is refluxed with et...

    Text Solution

    |

  8. Identify Z in the sequence of reactions : CH(3)CH(2)CH=CH(2)underse...

    Text Solution

    |

  9. The synthesis of 3-octyne is achieved by adding a bromoalkane into a m...

    Text Solution

    |

  10. Products of the reactions:

    Text Solution

    |

  11. The major organic compound formed by the reaction of 1,1,1-trichloroet...

    Text Solution

    |

  12. The reagents to carry out of the following conversion are :

    Text Solution

    |

  13. When but-2-yne is treated with Na in liquid ammonia:

    Text Solution

    |

  14. The products obtained by the ozonolysis of 2-ethyl but-1-ene are:

    Text Solution

    |

  15. In the following sequential transformation, considering only the major...

    Text Solution

    |

  16. In the following sequential transformation, considering only the major...

    Text Solution

    |

  17. The compound which would yield 5- Oxo-2-methylhexanal on reductive ozo...

    Text Solution

    |

  18. In the following reaction , the major product is :

    Text Solution

    |

  19. The reaction of propene with HOCI (CI(2)+H(2)O) proceeds through the i...

    Text Solution

    |

  20. 3-menthyl-pent-2-ene on reaction with HBr in presence of peroxide form...

    Text Solution

    |