Benzoin is ________

A

an `alpha`-hydroxy aldehyde

B

`beta`-hydroxy aldehyde

C

`beta`- hydroxy ketone

D

`alpha` - hydroxy ketone

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The correct Answer is:
D
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SURA PUBLICATION-CARBONYL COMPOUND-ADDITIONAL QUESTIONS AND ANSWERS (FILL IN THE BLANKS)
  1. The test to distinguish HCOOH and CH(3)COOH is/are .

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  2. Grignard reagent on addition with dry ice followed by hydrolysis gives...

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  3. Benzoin is

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  4. On fusion with KOH benzophenone undergoes , and gives potassium benzoa...

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  5. The organic compound whose boiling point is 452 K and has the smell of...

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  6. CH(3)CH(2)-CO-CH(2)CH(3), The IUPAC name of the compound is

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  7. Among the halogen acids, the weakest acid is .

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  8. CH(3)-CH(2)-CH(2)-CH(2)CHOandCH(3)-underset(CH(3))underset(|)overset(C...

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  9. Aldehydes and ketones are reduced to hydrocarbons by zinc amalgam and ...

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  10. Complete the reaction CH(3)CHOunderset(Con hcl )overset(Zn//Hg)tound...

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  11. Propanone is usually characterised by

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  12. The compound used in the preparation of triphenyl methane dye is

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  13. CH(3)CH(2)CH(2)CH(2)COOHandCH(3)-overset(CH(3))overset(|)(CH)-CH(2)COO...

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  14. Hydrolysis of yields acids.

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  15. Eletrolysis of aqueous solution of sodium salt of acids giving hydroca...

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  16. Formic acid contains both and groups.

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  17. Fenton's reagent is

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  18. The common and IUPAC name of HOOC-(CH(2))(4)-COOH is .

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  19. Toluene on oxidation with acidified KMnO(4) gives .

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  20. Benzoic acid, when heated with soda lime gives

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