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Alkyne (A) on catalyst hydration gives o...

Alkyne (A) on catalyst hydration gives only one ketone while alkylne (B) gives only aldehyde. (A) and (B) may be:

A

pent-2-yne, acetylene

B

oct-3-yne, propyne

C

pent-2-yne, but-1-yne

D

but-1-yne,propyne

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OP TANDON-UNSATURATED HYDROCARBONS-(LEVEL B) OBJECTIVE QUESTIONS
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  2. The major product formed in the following reactions is:

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  3. Alkyne (A) on catalyst hydration gives only one ketone while alkylne (...

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  4. The catalyst used in the manufactures of polythene by Ziegler-Natta me...

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  5. Intermediate in hydration of alkene is:

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  6. Two organic compound A and B both containing only carbon and hydrogen,...

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  7. In the given reaction, CH(3)-C-=C-CH(3)overset(Na//NH(3)("liq"))to X...

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  8. 3,5-dimethyl cyclopentene, on ozonolysis, yeilds:

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  9. A compound C(4)H(8) decolourizes a KMnO(4) solution. How many structur...

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  10. Which of the following will be most acidic?

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  11. The relative stablility of the compounds: (GRBORGCHMP1C07E01260Q01.p...

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  12. Alkenes can be converted to carbonyl compound in one step by:

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  13. Unknown compound (A) on oxidation with hot basic KMnO(4) gives only on...

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  14. Compounds [X] and [Y] are respectively:

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  15. The number of stuctural and configuration isomers of a bromo compound,...

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  16. H(2)C=CH-CH-=CH on reaction with one mole DBr gives:

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  17. Ionic addition of bromine to cis-2-butene yields:

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  18. 5-oxohexanal is obtained by ozonolysis of:

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  19. Cycloalkane formed when 1,4-dibromopentane is heated with sodium is:

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  20. An optically active compound having molecular formula C(8)H(16) on ozo...

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