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Why do aldehydes and ketones have high d...

Why do aldehydes and ketones have high dipole moments?

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As oxygen is more electronegative than carbon, carbonyl group in aldehydes and ketones shows resonance.

This dipolar structure is respondible for the high dipole moment of aldehydes and ketones.
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BETTER CHOICE PUBLICATION-ORGANIC COMPOUND WITH FUNCTIONAL GROUP CONTANING OXYGEN-II-Question Bank (12. 3 Physical Properties )
  1. Why do aldehydes and ketones have high dipole moments?

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  2. Arrange the following compounds in the increasing order of their boili...

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  3. Arrange the following compounds in the increasing order of their boili...

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  4. Aldehydes have lower boiling points than the corresponding alcohols. E...

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  5. Sodium bisulphite is used for the purification of aldehydes and ketone...

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  6. Write Clemmensen reduction.

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  7. Carbonyl compounds mainly show nucleophilic addition. reactions. Why?

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  8. Aldehydes are more reactive than Ketones. Explain.

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  9. Formaldehyde is more reactive than other aldehydes.Justify.

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  10. Give aldol condensation reaction of acetaldehyde and explain why forma...

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  11. Write Aldol condensation reaction.

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  12. Write cross aldol condensation.

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  13. Write cross aldol condensation.

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  14. Write Claisen condensation.

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  15. Aldehydes can be used to make ethyl acetate. Write chemical equation. ...

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  16. How acetaldehyde can be used to ethyl acetate ?

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  17. Benzaldehyde does not undergo Aldol condensation. Give reason only.

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  18. What are Kolbe’s Reaction ? Give one example.

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  19. How will you distinguish between : CH(3)CHO (acetaldehyde or propana...

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  20. How will youdistinguish between benzaldehyde andacetaldehyde?

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