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Distinguish between the following pairs:...

Distinguish between the following pairs:
(i) Propanal and propanone
(ii) Phenol and benzoic acid

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Distinguish between the following pairs: a. (I)

(a) Giving a chemical equation for each, illustrate the following processes : (i) Cannizzaro reaction (ii) Acetlyation (iii) Decarboxylation (b) State chemical tests to distinguish between the following pairs of compounds. : (i) Propanal and Propanone (ii)Phenol and Benzoic acid

Give one chemical test to distinguish between the following: (i) Pentan-2-one and pentan-3-one (ii) Phenol and benzoic acid (iii) Acetophenone and benzophenone

(a) Give chemical tests to distinguish between the follwing pairs of compounds : (i) Ethanal and Propanal (ii) Phenol and Benzoic acid (b) How will you bring about the following conversions ? (i) Benzoic acid to benzaldehyde (ii) Ethanal to but-2-enal (iii) Propanone to propene Give complete reaction in each case.

(a) Write chemical equations to illustreate the following name bearing reactions : (i) Cannizzaro 's reaction (ii) Hell - Volhard -Zelinsky reaction (b) Given chemical tests to distinguish between the following pairs of compounds : (i) Propanal and Propanone (ii) Acetophenone and Ben - zophenone (iii) Phenol and Benzoic acid

(a) Write the products of the following reactions : (ii) CH_(3)MgBr+CO_(2)underset(H_(3)O^(+))overset("Dry ether")rarr (iii) CH_(3)CH_(2)COOH + Br_(2) overset("Red Phosphorus")rarr (b) Write simple chemical tests to distinguish between the following pairs of compounds : (i) Propanal and propanone (ii) Benzaldehyde and Benzoic acid

MODERN PUBLICATION-ALDEHYDES ,KETONES AND CARBOXYLIC ACIDS-REVISION EXERCISES (OBJECTIVE QUESTIONS - SHORT ANSWER QUESTIONS )
  1. How does differ from group in chemical reactions ?

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  2. Explain the following (a) it is necessary to control the pH ...

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  3. Distinguish between the following pairs: (i) Propanal and propanone ...

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  4. An organic compound P(C2 H4 O) reduces Tollen's reagent. On oxidation ...

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  5. (a) What are Claisen-Schmidt condensation and Kolbe's reaction? Give o...

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  6. Give the chemical equation for each of the following reactions: (i) W...

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  7. Identify the product of the following reactions : (Any two ) ...

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  8. (a)what are Etard reaction and Gattermann Koch reaction ? Give o...

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  9. Predict the products of the following reactions ( i) CH3 - under...

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  10. (a) How will you distinguish between CH3 CHO and CH3 overse...

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  11. (a) Why are the boiling points of carboxlic acids higher than ...

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  12. Describe the following: (a) Wolff Kishner reduction (b) Clemmens...

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  13. Convert benzene into (a) Benzaldehyde (b) Benzoic acid (c) Aceto...

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  14. (a) What is aldol-condensation reaction ? Write the reaction involved ...

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  15. (a) (i) Give the reaction involved in (a) Wolff-Kishner reduction (b...

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  16. (b) (i) Why do aldehydes and ketones undergo a large number of nucleop...

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  17. Write short notes on the following: (a) Reimer-Tiemann reaction. (b...

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  18. Write the following reactions : (a) Haloform reaction (b) Gatterma...

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  19. (i) Write Cannizzaro reaction. (ii) Write aldol condensation. (iii...

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  20. (i) Write Hell-Volhard-Zelinsky reaction. (ii) Write cross aldol con...

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