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When glucose react with acetone in acidi...

When glucose react with acetone in acidic medium, the main product is :

A

Laevulic acid

B

Glycosazone

C

Dioxopropylidene glucose

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
C
In the presence of IICI glucose condenses with acetone to yield 1,2,5,6 dioxopropylidene glucose.
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ACCURATE PUBLICATION-ALDEHYDES ,KETONES AND CARBOOXALIC ACIDS-PART-A (ALDEHYDES AND KETONES -MULTIPLE CHOICE QUESTIONS (1 MARK))
  1. Which is highly soluble in water ?

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  2. Acetone react with iodine to form iodoform in presence of:

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  3. When glucose react with acetone in acidic medium, the main product is ...

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  4. The conversion ofBenzaldehyde into benzyl alcohol is known as:

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  5. Which salt on treatment with soda lime gives ethane?

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  6. When acetamidc reacts with Bromine in presence of NaOH, there is forma...

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  7. Which of the following does not give benzoic acid on hydrolysis ?

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  8. The reagent which does not give acid chloride on treating with carboxy...

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  9. Conversion of carboxylic acid to an ester is known as

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  10. By which reaction a Ketone can be converted into hydrocarbon ?

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  11. Which of the following cannot be used in Friedal-craft's reaction?

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  12. When dihydroxyacetone react with HIO4, the product is/are :

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  13. Acetaldehyde reacts with NH3 to form :

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  14. Reactivity towards nucleophilic addition reaction of I . HCHO " "...

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  15. Aldol condensation will not be observed in

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  16. The compound obtained by the reduction of propionaldehyde by amalgamat...

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  17. When a ketone is condensed into an aldol, the reagent used is

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  18. How does O3 react with H C l

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  19. Acetaldehyde cannot exhibit :

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  20. Base catalyzed aldol condensation occurs with

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