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2-Hexyne gives trans -2- hexene on treat...

`2-`Hexyne gives trans `-2-` hexene on treatment with `:`

A

`Li//NH_3`

B

`Pd//BaSO_4`

C

`LiAlH_4`

D

`Pt//H_2`

Text Solution

Verified by Experts

The correct Answer is:
A
Na/liq. `NH_3` or Li/Liq. `NH_3` gives trans-products.
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PRADEEP-HYDROCARBONS-Competition Focus (JEE(main and advanced)/Medical Entrance) I. MULTIPLE CHOICE QUESTIONS
  1. The reagent 'X' used for the following reaction is

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  2. The trans-alkenes are formed by the reduction of alkynes with

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  3. 2-Hexyne gives trans -2- hexene on treatment with :

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  4. The isomerism of 2-butyne to 1-butyne can be achieved by treatment wit...

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  5. Identify X in the following sequence of reactions : CH3-undersetunde...

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  6. Catalyst used in dimerisation of acetylene to prepare chloroprene is

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  7. Which of the following reagents will be able to distinguish between 1-...

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  8. Propyne and propene can be distinguished by :

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  9. Ethylene can be separated from acetylene by passing the maxiture throu...

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  10. 1-Butyne reacts with cold alkaline KMnO(4) to produce

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  11. A compound X (C5H8) reacts with ammoniacal AgNO3 to give a white preci...

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  12. CH3-C-=C-CH3 underset((ii)H2O //Zn)overset((i)X)to CH3-undersetunderse...

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  13. CH-=CH overset(O3)to X overset(Zn//CH3OH)to Y, Y is

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  14. Identify a reagent from the following list which can easily distinguis...

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  15. The molecular formula of diphenylmethane , , is C(13)H(12), How m...

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  16. The hydrocarbon which does not decolourise alkaline KMnO4 solution and...

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  17. The correct statement is :

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  18. Which one of the following is an aromatic compound ?

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  19. Which of the following compounds is not aromatic ?

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  20. From the following compounds choose the one which is not aromatic ?

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