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Dipole moments of aldehydes and ketones ...

Dipole moments of aldehydes and ketones are higher than the alcohols. Why?

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Aldehyde and ketones are

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The boiling points of aldehydes and ketones are lower than the corresponding acids and alcohols. Give reason

How would you account for the following: The boiling points of aldehydes and ketones are lower than that of the corresponding acids.

(a) How many you account for the following : (i) Aldehydes are more reactive than ketones towards nucleophiles. (ii) The boiling points of aldehydes and ketones are lower than of the corresponding acids. (iii) The aldehydes and ketones undergo a number of addition reactions. (b) How will you distinguish between these compounds: (i) Acetaldehyde and benzaldehyde (ii) Propanone and propanol

The incorrect statement for aldehydes and ketones is

How are aliphatic aldehydes and ketones prepared from alcohols?

Boiling points of ketones are higher than those of the isomeric aldehydes. Assign reason.

Why is the molar heat of vapourisation of water higher than that of alcohol?

ICSE-ALDEHYDES, KETONES AND CARBOXYLIC ACIDS-EXERCISE (PART-II DESCRIPTIVE QUESTIONS) ( SHORT QUESTIONS)
  1. Write the structural formulae of the following : Di-isopropyl keton...

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  2. Write the structural formulae of the following : Methyl vinyl Keton...

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  3. Dipole moments of aldehydes and ketones are higher than the alcohols. ...

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  4. Write the chemical equation when acetone reacts with ethanol.

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  5. Ethanal is more reactive towards nucleophilic addition reaction than p...

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  6. Benzaldehyde is less reactive than acetaldehyde towards nucleophilic a...

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  7. How amines are prepared from aldehydes?

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  8. Explain the following reactions : Cannizzaro reaction

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  9. Explain the following reactions : Aldol condensation

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  10. Why do aldehydes and ketones undergo nucleophilic addition reactions. ...

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  11. How will you convert formaldehyde to acetaldehyde ?

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  12. How aldehydes and ketones are distinguished ? Give two chemical reacti...

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  13. Name the reagents that can oxidise unsaturated aldehydes to unsaturate...

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  14. How will you carry out the following conversions : Acetone to ter-bu...

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  15. How will you carry out the following conversions : Acetaldehyde to l...

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  16. What is active alpha hydrogen atom ? Name one reaction that takes plac...

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  17. Why can't ketones be prepared from R-overset(O)overset(||)C-Cl and Gri...

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  18. What are acetals ? Give one method of their preparation.

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  19. Describe two nucleophilic addition reactions of carbonyl compounds.

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  20. Why do aldehydes and ketones undergo a number of addition reactions ?

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