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From which one of the following can both...

From which one of the following can both ethylene and acetylene be prepared in a single step reaction?

A

`CH_3CH_2OH`

B

`Br-CH_2-CH_2-Br`

C

`CH_3CH_2Br`

D

`Br-CH_2-CH_2-OH`

Text Solution

Verified by Experts

The correct Answer is:
B
Dehalogenation of vicinal dihalides (Two halogen atoms are attached to adjacent carbon atoms) gives
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ERRORLESS-HELOALKANES AND HALOARENES-NCERT BASED QUESTIONS (Dihalides, Trihalides, Tetrahalides, Unsaturated Halides )
  1. Which of the following is an example of vic-dihalide?

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  2. In methyl alcohol solution, bromine reacts with ethyle (ethene) to yie...

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  3. From which one of the following can both ethylene and acetylene be pre...

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  4. The reaction conditions used for converting 1, 2- dibromopropane to pr...

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  5. Ethylene dichloride and ethylidene chloride are isomeric compounds. Th...

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  6. If 1,3- dibromopropane reacts with zinc and NaI, the product obtained ...

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  7. A dihalogen dervative 'X' of a hydrocarbon with three carbon atoms rea...

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  8. Ethylidene chloride is a/an

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  9. Mesodibromobutane on debromination gives

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  10. An isomer of C(3)H(6)CI(2) on boiling with aqueous KOH gives acetone ...

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  11. which of the following is obtained when chloral is boiled with NaOH ?

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  12. Acetone is mixed with bleaching powder to give

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  13. The product formed on reation of ethyl alcohol with bleaching powder i...

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  14. 2CHCl3+O2 overset(X)(rarr)2COCl2+2HCl In the above reaction, X sta...

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  15. Which of the following reactions leads to the formation of borazine?

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  16. When chloroform is exposed to air and sunlight it gives

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  17. Iodoform is formed on warming I2 and NaOH with:

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  18. A sample of chloroform being used as anaesthetic is tested by .

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  19. Chloropicrin is

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  20. Which of the following does not give white precipitate with ammoniacal...

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