In Aldehydes and Ketones, carbon of carbonyl group is ____________?

Related Mcqs:

1. Ketones and aldehydes can be distinguished using ____________?

   A. Bendict solution
   B. Fehling solution
   C. Tollens reagent
   D. None of These

   Submitted by: Safeullah Bullo

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

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

3. Aldehydes and ketones both, show the type of Isomerism is __________?

   A. chain Isomerism
   B. Functional Group Isomerism
   C. Metamerism
   D. Position Isomerism

   Submitted by: Aamir khan Hullio

4. Ketones and Aldehydes are differentiate by using ______________?

   A. Fehling solution
   B. Bendict solution
   C. Silver Mirror test
   D. Nitroprusside test

   Submitted by: Safeullah Bullo

5. The carbon atom of carbonyl group is__________________?

   A. sp hybridized
   B. sp2 hybridized
   C. cp3 hybridized
   D. dsp2 hybridized

6. In base catalyzed reaction of carbonyl compound the catalyst___________________?

   A. increases the nucleophilic character of reagent
   B. increases electrophilic character of carbonyl compound
   C. acidic character of reagent
   D. both a and b

7. On heating aldehydes with Fehlings solution we get a precipitate whose colour is_________________?

   A. pink
   B. black
   C. yellow
   D. brick red

8. Which of the following aldehydes shows rapid reaction with sodium nitroprusside ?

   A. formaldehyde
   B. accetaldehyde
   C. benzaldehyde
   D. acetone

9. On heating aldehydes with Fehlings solution we get a precipitate whose colour is_________________?

   A. pink
   B. black
   C. yellow
   D. brick red

10. Which of the following reaction is not shown by ketones ?

    A. reaction with HCN
    B. reaction with NaHSO3
    C. reaction with 2 4 dinitrophenyl hydrazine
    D. reaction with Fehling solution