Punjab 12th Class Chemistry Chapter 12 Aldehydes and Ketones Mcqs Test Online
Questions 20
Total Marks 40
Time 20 Mins
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Punjab 12th Class Chemistry Chapter 12 Aldehydes and Ketones Mcqs Test Online

Punjab 12th Class Chemistry Chapter 12 Aldehydes and Ketones Mcqs Test Online

 

Question 1 of 20

Chemistry

1. Cannizaro’s reaction is not given by:
1.
2.
3.
4.

Question 1 of 20

Question 2 of 20

2. Acetone reacts with HCN to form a Cyanohydrin. It is an example of:

1.
2.
3.
4.

Question 2 of 20

Question 3 of 20

3. Which of the following carbe prepared in the laboratory by dry distillation of (HCOO)₂ Ca?
1.
2.
3.
4.

Question 3 of 20

Question 4 of 20

4. Aldehydes are the oxidation product of:

1.
2.
3.
4.

Question 4 of 20

Question 5 of 20

5. General formula of aldehydes and ketone is?

1.
2.
3.
4.

Question 5 of 20

Question 6 of 20

6. Formaldehyde react with NH3 to give?
1.
2.
3.
4.

Question 6 of 20

Question 7 of 20

7. Which of the following compounds will not given iodoform test on treatment with I₂/NaOH.
1.
2.
3.
4.

Question 7 of 20

Question 8 of 20

8. The colour of lodoform is:
1.
2.
3.
4.

Question 8 of 20

Question 9 of 20

9. The carbon atom of carbon atom of a carbonyl group is:
1.
2.
3.
4.

Question 9 of 20

Question 10 of 20

10. Ketones are prepared by the oxidation of:
1.
2.
3.
4.

Question 10 of 20

Question 11 of 20

11. Which of the following can be prepared in the laboratory by dry distillation of (HCOO)2 ca?

1.
2.
3.
4.

Question 11 of 20

Question 12 of 20

12. Phenylhydrazone on treatment with carbohyl compounds produce:
1.
2.
3.
4.

Question 12 of 20

Question 13 of 20

13. Formaldehyde react with NH₃ to give?
1.
2.
3.
4.

Question 13 of 20

Question 14 of 20

14. Aldol condensation is not successful with compounds:
1.
2.
3.
4.

Question 14 of 20

Question 15 of 20

15. Aldehydes and ketones are carbonyl compounds. Which of them react both with NaBH4 and with Tollen’s reagent:
1.
2.
3.
4.

Question 15 of 20

Question 16 of 20

16. Which one of the following can undergo aldol condensation reaction?
1.
2.
3.
4.

Question 16 of 20

Question 17 of 20

17. Aldol condensation is not successful with compounds:
1.
2.
3.
4.

Question 17 of 20

Question 18 of 20

18. Which of the following reagents will react with both aldehydes and ketones?
1.
2.
3.
4.

Question 18 of 20

Question 19 of 20

19. The colour of Iodoform is:
1.
2.
3.
4.

Question 19 of 20

Question 20 of 20

20. General formula of aldehyde and ketone is:
1.
2.
3.
4.

Question 20 of 20


 

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