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(I) CH3 OH (II) C2H5OH (III) CH3CH...

`(I) CH_3 OH `
` (II) C_2H_5OH`
`(III) CH_3CH_2CH_2OH`
`(IV) CH_3 -CH (OH)CH_3`
` (V) (CH_3)_3 C- OH`
`(VI) CH_3 CH(OH)C_2H_5`
`(VII) CH_3COCH_3`
`(VIII) C C l_3 COCH_3`
`(IX) CH_3 CHO `
` (X) CH_3 -overset( O) overset(||) C - OH`
`(XI) CH_3 -overset( O) overset(||) C- O -C_2H_5`
` (XII) C_2 H_5-CHO `
Which of the above compounds cannot undergo iodoform reaction ?

A

`1`. Only `II,IV, VI, VII, VIII, IX`

B

`2`. Only ` I,III, V, X, XI,XII`

C

`3`. Only `X,XI, XII`

D

`4`. Only ` I, V , X , XII`

Text Solution

Verified by Experts

The correct Answer is:
B
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AAKASH SERIES-APPENDICES -REVISION EXERCISE -ALDEHYDES AND KETONES
  1. Which of the following can undergo neither aldol condensation nor iodo...

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  2. Diacetone alcohol is obtained when

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  3. (I) CH3 OH (II) C2H5OH (III) CH3CH2CH2OH (IV) CH3 -CH (OH)CH3...

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  4. Number of sigma bonds ,pi bonds and lone pairs of electrons present i...

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  5. IUPAC name of dehydration product of compound 'X' which is obtained on...

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  6. Which of the following participate in aldol condensation

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  7. Acetaldehyde and acetone can be identified by

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  8. A overset( HBr) to B overset( AqKOH) to C overset( PDC) to CH3 COC...

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  9. Reduction of can be carried out with

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  10. A carbonyl compound can be prepared by hydration of acetylene. It reac...

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  11. (CH(3))(2)CO underset((HCl))overset(NaCN)rarr A underset(Delta)overset...

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  12. Which one of the following is one of the cross end products formed whe...

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  13. X+RMgX rarr Y overset(H(2)O.H^(+))rarr Z . If Z is n-butyl alcohol, ...

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  14. When acetaldehyde undergoes reaction with Zn-HCl in the presence of Hg...

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  15. 2, 3-dimethyl-2-butene, on reductive ozonolysis gives

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  16. HCHO with conc. Alkali forms two compounds. The change in oxidation nu...

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  17. Which of the following compounds would undergo the Cannizaro reaction ...

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  18. Benzaldehyde can be prepared by oxidation of toluene with

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  19. Hydrogenation of benzoyl chloride in the presence of Pd and BaSO(4) gi...

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  20. Benzaldehyde is obtained from toluene by

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