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Grignard's reagent reacts with ethanal (...

Grignard's reagent reacts with ethanal (acetaldehyde) and propanone to give

A

Higher aldehydes with ethanal and higher ketones with propanone

B

Primary alcohols with ethanal and secondary alcohols with propanone

C

Ethers with ethanal and alcohols with propanone

D

Secondary alcohols with ethanal and tertiary alcohols with propanone

Text Solution

Verified by Experts

The correct Answer is:
D
`CH_3-MgBr+CH_3-overset(O)overset(||)C-H overset(H_2O)to CH_3-underset(CH_3)underset(|)CH-OH+MgBr(OH)`
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BRILLIANT PUBLICATION-ALDEHYDES AND KETONES -LEVEL-II
  1. Grignard's reagent reacts with ethanal (acetaldehyde) and propanone to...

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  2. The general formula of aliphatic saturated aldehydes and ketones is:

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  3. The IUPAC name of the compound

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  4. A single compound of the structure : OHC-CH(2)-overset(CH(3))overset(|...

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  5. Predict the correct intermediate and product in the following reaction...

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  6. The reaction temperature of the preparation of butanal by the oxidatio...

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  7. The most suitable oxidising agent for the conversion of cyclohex-2-en-...

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  8. Which one of the following on alkaline hydrolysis produces a ketone? ...

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  9. The compound which is formed during the dry distillation of calcium be...

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  10. X & Y are respectively

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  11. The reaction by which benzaldehyde cannot be prepared is

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  12. Which of the following pathways does not produce hexan-2-one?

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  13. The major product of the following reaction is:

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  14. In the following reaction: Aldehyde + Alcohol overset("Dry HCl")rarr A...

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  15. The major product X formed in the following reaction is

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  16. The reagent 'X' to be used for this conversion is

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  17. The most suitable reagent (Y) for the following conversion is

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  18. Under Clemmensen or Wolff-Kishner conditions of reduction, the convers...

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  19. Compound 'X' (C(3)H(8)O) is treated with acidified K(2)Cr(2)O(7) to fo...

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  20. Match the following:

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  21. When pentan-2-one is treated with conc. HNO(3) at elevated temperature...

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