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

Question 1 of 15

Question 2 of 15

2. Acetaldehyde reacts normally with
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. 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 3 of 15

Question 4 of 15

4. Which of the following can be used for the oxidative preparation of aldehydes  from alcohols
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. An alcohol giving positive 2, 4-DNPH test implies that:
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. Addition of HCN to acetaldehyde in the presence of dilute mineral acid and sodium cyanide forms
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. Formation of cyanohydrin form an aldehyde is an example of
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. Which of the following will not give iodoform test?
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

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

Question 9 of 15

Question 10 of 15

10. Formation of yellow or orange/red precipitates with 2, 4-DNPH refers to the identification of
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. Reduction of an aldehyde using NaBH4 gives:
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

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

Question 12 of 15

Question 13 of 15

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

Question 13 of 15

Question 14 of 15

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

Question 14 of 15

Question 15 of 15

15. Which of the following has maximum steric hindrance?
A.
B.
C.
D.

Question 15 of 15


 

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