Chemistry Aldehyde and Ketones Test Online Mcqs Preparation

Chemistry Aldehyde and Ketones Test Online Mcqs Preparation With Answers Start Below

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Question 1 of 15

1. Reduction of ketone using NaBH4 gives:
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. Ethylene is oxidized to acetaldehyde on commercial scale by the use of the catalyst which is
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. Which of the following will not form enolate ion?
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. Which of the following has maximum reactivity in nucleophilic substitution reactions?
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. Which substance does not oxidize easily
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. HCN can be added to:
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. In this compound C1H2 – C2OCH3 the hybridization of carbon number 1 and carbon number 2.
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. Acidified hydrolysis of cyanohydrins forms:
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. For which one of the following pairs of compounds can the members be distinguished by means of Tollen’s tests.
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. In the oxidation of unsymmetrical ketone using strong oxidizing agents like conc. HNO3, which carbon atom is preferentially attacked:
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. Haloform test is given by:
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. All of the following react with Fehling solution except
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. Which of the following ketones will produce propanoic acid only after oxidation by acidified potassium dichromate:
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. Symmetrical structure of a ketone refers to:
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. The structural formula of the compound which is isomer of acetone is
A.
B.
C.
D.

Question 15 of 15


 

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