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A underset(800^(@)C )overset(Delta)(rarr...

`A underset(800^(@)C )overset(Delta)(rarr) CH_(2) =` C = O , Reactant ' A ' in the reaction is

A

`CH_3CH_2CHO`

B

`CH_3CHO`

C

`CH_3-underset(O)underset(||)C-CH_3`

D

`C_2H_5OH`

Text Solution

Verified by Experts

The correct Answer is:
C
`CH_3-overset(O)overset(||)C-CH_3 underset(700^@C)overset("Pyrolysis")to underset("Ketene")(CH_2=C=O)+CH_4`
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ERRORLESS-ALDEHYDES AND KETONES-NCERT BASED QUESTIONS(PROPERTIES OF ALDEHYDES AND KETONES)
  1. Which gives lactic acid on hydrolysis after reacting with HCN?

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  2. Which of the following compounds is most reactive towards nucleophilic...

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  3. A underset(800^(@)C )overset(Delta)(rarr) CH(2) = C = O , Reactant ' A...

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  4. Reaction of butanone with methyl magnesium bromide followed by hydroly...

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  5. The reaction of an aldehyde with hydroxylamine gives a product which i...

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  6. Cannizzaro reaction is not given by

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  7. Acetal is produced by reacting alcohol in the presence of dry HCl with

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  8. Hydrocarbons are formed when aldehydes and ketones are reacted with am...

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  9. Compound (A) undergoes Cannizzaro reaction and (B) undergeos positive ...

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  10. Which of the following react with NaHSO3

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  11. A compound gives a yellow precipitate on warming with iodine and aq. S...

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  12. Which responds to + ve iodoform test ?

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  13. Which of the following does not give Cannizzaro's reaction

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  14. CH3-underset(CH3)underset(|)overset(CH3)overset(|)C-CHO shows Cannizar...

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

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  16. Aldehyde with NH2 .NH2 forms

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  17. Benzaldehyde and acetone can be best distinguished using ……..

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  18. Which of the following statements is not correct

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  19. When Grignard reagent reacts with ketone it yields

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  20. Which one of the following gives iodoform test?

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