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

Related Mcqs:

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

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

2. Which one of the following gives white precipitate with aqueous solution of BaCl2?

   A. NaHCO3
   B. NaNO3
   C. Na2CO3
   D. Na2CrO4

3. Fehling solution react with HCHO to form precipitate of _____________?

   A. White colour
   B. Yellow colour
   C. Red colour 
   D. Blue colour

   Submitted by: Aamir khan Hullio

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

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

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

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

6. 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

7. Ketones and Aldehydes are differentiate by using ______________?

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

   Submitted by: Safeullah Bullo

8. Ketones and aldehydes can be distinguished using ____________?

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

   Submitted by: Safeullah Bullo

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

   A. sp³ hybridised
   B. sp² hybridised 
   C. sp hybridised
   D. Unhybridised

   Submitted by: Aamir khan Hullio

10. 58.5g of of NaCl per 1 dm3 of solution of NaCl in water the concentration of solution will be___________________?

    A. 0.1 M
    B. 1 m
    C. 1 M
    D. 0.1 N