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Which of the following reactants on reac...

Which of the following reactants on reaction with conc. NaOH followed by acidification gives following lactone as the main product ?

A

B

C

D

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The correct Answer is:
C
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ALLEN-ALKENE, ALKANE & ALKYNE -EXERCISE-5[B]
  1. An organic acid (A), C(5)H(10)O(2) reacts with Br(2) in the presence o...

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  2. The IUPAC name of C(6) H(5) COC1 is :

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  3. Which of the following reactants on reaction with conc. NaOH followed ...

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  4. Identify the binary mixtrues (s) that can be separated nto the individ...

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  5. The total number of carboxylic acid groups in the product P is

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  6. The correct order of acidity for the following compounds is

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  7. Among the following compounds, which will react with acetone to give a...

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  8. The compound that will react most readily with NaOH to form methanol i...

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  9. Examine the following two structures for the anilinium ion and choose ...

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  10. Alkyl Isocyanide contains rho and pi bonds , as :

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  11. Nitrobenzene can be prepared from benzene by using a mixture of conc....

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  12. Among following statements on the nitration of aromatic compoun...

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  13. p-Chloroaniline and anilinium hydrochloride can be distinguished by :

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  14. Statement : Benozonitrile is prepared by the reaction of chlorobenzene...

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  15. Benzenediazonium chloride on reaction with phenol in weakly basic medi...

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  16. A positive carbylamine test is shown by :

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  17. Among the following, the strongest base is:

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  18. Assertion : In strongly acidic solution, aniline becomes less reactive...

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  19. The correct order of basicities of the following compounds is - (I) ...

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  20. When phenol is treated with Br(2)-water, the product is

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