Aldehydes, Ketones & Carboxylic Acids Test Online MCQs

1. In the Cannizzaro reaction the intermediate that will be the best hydride donor is

2. The compound most suitable for the preparation of cyanohydrins is:

3. Isopropylbenzene on air oxidation in the presence of dilute acid gives.

4. Benzaldehyde can be prepared by the hydrolysis of:

5. o-Toluic acid on reaction with Br₂ + Fe gives

6. Acetic acid on heating with P₂O₅ produces:

7. When ethane -1, 2-dioic acid is heated with conc. H₂SO₄, it gives

8. Which produces ketone on treatment with Grignard reagent?

9. Aldehydes and ketones can be distinguished by:

10. CH₃CO₂C₂H₅ on reaction with sodium ethoxide in ethanol gives A, which on heating in the presence of acid gives B. Compound B is:

(a) CH₃COCH₂COOH

(b) CH₃COCH₃

(c) 

(d) 

11. Phenol, Z is identified as

12. Acid hydrolysis of which of the following compounds yields two different organic compounds?

13. Which of the following compound is formed when CH₂ = CH(CH₂)₂ COOH reacts with HBr?

14. Among the following the strongest acid is

15. Acetaldehyde does not respond to