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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 product?

A

B

C

D

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The correct Answer is:
C
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RESONANCE-CARBONYL COMPOUNDS (ALDEHYDES & KETONES ) & CARBOXYLIC ACID -Part-I
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  2. Identify (X) and (Y).

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

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  4. Cyclohexene on ozonolysis followed by reaction with zinc dust and wate...

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  5. A tertiary alcohol (H) upon acid-catalysed dehydration gives a product...

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  6. A tertiary alcohol (H) upon acid-catalysed dehydration gives a product...

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  7. A tertiary alcohol (H) upon acid-catalysed dehydration gives a product...

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  8. A carbonyl compound (P) which gives positive iodoform test, undergoes ...

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  9. A carbonyl compound (P) which gives positive iodoform test, undergoes ...

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  10. A carbonyl compound (P) which gives positive iodoform test, undergoes ...

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  11. Match each of the compounds given in ColumnI with reaction (s) that t...

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  12. In the scheme given below, the total number of intramolecular aldol co...

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  13. Two aliphatic aldehydes (P) and (Q) react in the presence of aqueous K...

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  14. Two aliphatic aldehydes (P) and (Q) react in the presence of aqueous K...

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  15. Two aliphatic aldehydes P and Q react in th presence of aqueous k(2)CO...

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  16. Match the reactions in Column I with appropriate types of steps/reacti...

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  17. Give the mechanisms of aldol reaction (s) that occurs in the following...

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  18. In the following reaction sequence, the compound J is an interemedia...

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  19. In the following reaction sequence, the compound J is an interemedia...

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  20. After completion of the reactions (I and II ), the organic compound (s...

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