Which one exhibits aldol condensation____________________?

Related Mcqs:

1. Which of the following do not give aldol condensation reactions ?

   A. formaldehyde
   B. acetaldehyde
   C. diemthyl ketone
   D. propionaldehyde

2. Which of the following compounds will react with Tollens reagent ?

   A. CH3-CHO
   B. CH3-CH-CH3
   C. CH3-COOH
   D. CH3-CO-CH2-CH3

3. Cannizzaros reaction is not given by__________________?

   A. formaldehyde
   B. acetaldehyde
   C. benzaldehyde
   D. trimethyl acetaldehyde

4. Which of the following will not give addition reaction with NaHSO3________________?

   A. HCHO
   B. CH3CHO
   C. CH3-CH2-CHO
   D. None of the above

5. Which of the following compounds has the empirical formula CH2O and reacts with sodium hydroxide ?

   A. carbonic acid
   B. ethanol
   C. acetic acid
   D. methanoic acid

6. Cannizaros reaction takes place through the transfer of ____________________ from complex anion?

   A. hydrogen ion
   B. hydride ion
   C. oxide ion
   D. methoxide ion

7. Iodoform test can be used to distinguish between_________________?

   A. ethanol and methanol
   B. acetaldehyde and methanal
   C. acetone and diethyl ketone
   D. all of the above

8. Which of the following reactions may be assoclated with aldehyde and ketone ?

   A. nucleophile addition
   B. polymerization
   C. oxidation
   D. all of the above

9. Which of the following reagents will react with both aldehydes and ketones ?

   A. Grignard reagent
   B. Tollens reagent
   C. Fehlings reagent
   D. Benedicts reagent

10. Aldehyde and ketone have same general formula for homologous series_________________?

    A. CnH2nO2n
    B. CnH2n
    C. CnH2nO
    D. CnH2nOn+1