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Treatment of propionaldehyde with dil. N...

Treatment of propionaldehyde with dil. NaOH solution gives

A

`CH_(3)CH_(2)COOCH_(2)CH_(2)CH_(3)`

B

`CH_(3)CH_(2)CHOHCH(CH_(3))CHO`

C

`CH_(3)CH_(2)CHOHCH_(2)CH_(2)CHO`

D

`CH_(3)CH_(2)COCH_(2)CH_(2)CHO`

Text Solution

Verified by Experts

The correct Answer is:
B
`CH_(3)CH_(2)-overset(O)overset(||)C-H+overset(beta)CH_(3)overset(alpha)CH_(2)overset(O)overset(||)CHunderset("Aldol condenstion")overset("Dil. NaOH")toCoverset(5)H_(3)-Coverset(4)H_(2)-underset(H)underset(|)overset(OH)overset(|)C^(3)underset(CH_(3))underset(|)overset(H)overset(|)C^(2)-overset(O)overset(||)C^(1)-H`
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ICSE-ALDEHYDES, KETONES AND CARBOXYLIC ACIDS-EXERCISE (PART-I OBJECTIVE QUESTIONS)
  1. The compound oxidised to prepare methyl ethyl ketone is

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  2. The formation of cyanohydrin from a ketone is an example of

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  3. Treatment of propionaldehyde with dil. NaOH solution gives

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  4. Hydrogenation of benzoyl chloride in the presence of Pd on BaSO(4) giv...

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  5. The aldol condensation of acetaldehyde results in the formation of

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  6. Positive iodofonn test is given by

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  7. Clemmensen reduction of a ketone is carried out in presence of

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  8. Acetone on heating with conc. H(2)SO(4) mainly gives

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  9. Schiff reagent gives pink colour with

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  10. The reaction of benzaldehyde with alkali gives

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  11. The compound which does not give formaldehyde on heating or distillati...

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  12. A cyanohydrin of a compound X on hydrolysis gives lactic acid. The X i...

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  13. The reaction of formaldehyde with Grignard's reagent followed by hydro...

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  14. IUPAC name of CH(3)CH(2)CH(2)CH(CH(3))COCH(3) is

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  15. IUPAC name of CH(3)-underset(CH(3))underset(|)C=CH-underset(O)underset...

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  16. The compound which does not give iodoform test is

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  17. The compound which does not give iodoform on treatment with NaOH and i...

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  18. When phenol is treated with CHCl(3) and NaOH, the product formed is

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  19. In the following reaction product 'P' is R-overset(O)overset(||)C-Cl...

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  20. Bakelite is a product of reaction between

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