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Write short note on : Benzoin condensa...

Write short note on :
Benzoin condensation.

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Benzoin condensation : Aromatic aldehydes (not containing `alpha`-hydrogen atoms) under the catalytic influence of cyanide ions undergo self condensation (i.e., dimerization) to form benzoin.
`underset("Benzaldehyde")(2C_(6)H_(5)CHO) overset(KCN)rarr underset("Benzoin")(C_(6)H_(5)-underset(H)underset(|)overset(OH)overset(|)(C)-overset(O)overset(||)(C)-C_(6)H_(5))`
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BETTER CHOICE PUBLICATION-ORGANIC COMPOUND WITH FUNCTIONAL GROUP CONTANING OXYGEN-II-Question Bank (12. 3 Physical Properties )
  1. Write short note on Cannizzaro's reaction.

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  2. Write short note on Wolf-Kishner reaction.

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  3. Write short note on : Benzoin condensation.

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  4. Write the chemical equations when acetaldehyde reacts with hydroxyl am...

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  5. Write the chemical equations when acetaldehyde reacts with hydroxyl am...

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  6. Write chemical equations when Acetone reacts with hydroxylamines

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  7. Write the reaction between acetone andphenylhydrazine.

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  8. Write the reaction between acetone and 2,4- dinitropheitylhydrazine.

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  9. Write the reaction between acetone and semicarbazide.

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  10. It is necessary to control pH during the reaction of carbonyl compound...

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  11. NH3 and its derivative do not show nucleophillic addition reactions wi...

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  12. Give a chemical test to distinguish between aldehyde and ketone.

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  13. Explain the oxidation of carbonyl compounds with Tollen's reagent.

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  14. Give chemical test to distinguish between acetaldehyde and acetone.

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  15. What happens when Formaldehyde is treated with ammonia ?

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  16. Give the chemical reaction involved in the preparation of urotropine f...

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  17. Give Fehling test for the identification of aldehydic group (only equa...

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  18. Explain the oxidation of carbonyl compounds with Fehling solution.

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  19. Give the reaction of ethyl magnesium bromide with butan-2-one.

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  20. Complete the following : Formaldehyde to acetaldehyde

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