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Acetylene on heating in the presence of ...

Acetylene on heating in the presence of red hot Fe tube gives :

A

Benzene

B

Cyclooctatetraene

C

naphthalene

D

Anthracene

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The correct Answer is:
A
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  2. Which one of the following compounds will give white preciptate with t...

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  3. Acetylene on heating in the presence of red hot Fe tube gives :

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  4. Which among the following alkenes will be most stable :

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  5. Which among the following compounds will give wurtz reaction ?

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  6. In the following reaction C(2)H(2)underset(HgSO(4)//H(2)SO(4))overse...

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  7. Anti-Markownikoff's addition of HBr is not observed in-

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  8. Propyne and propene can be distinguished by :

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  9. Which of these will not react with acetylene?

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  10. What is the product formed when acetylene reacts with hypochlorous aci...

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  11. Complete the following reaction

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  12. CH(3)-underset(CH(3))underset(|)overset(CH(3))overset(|)C-CH=CH-CH(3)o...

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  13. Debrominaton of d-2, 3-dibromobutane gives :

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  14. Which is maximum reactive towords acid catalysed dehydration :

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  15. Which gives ketonic group after hydroboration oxidation :

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  16. Complete the following reaction

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  17. on oxymercuration demercuaration produces the major product

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  18. How many chiral compounds are possible on monochlorination of 2-Methyl...

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  19. Ozonolysis of an organic compound (A) produces acetone and propionalde...

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  20. Arrange the following in decreasing order of reactivity towards electr...

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