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

Total Question
20 Questions
Total Marks
40 Marks
Total Time
20 Minuts
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Test Name



Ch.12 # Aldehydes and Ketones

Subject



Chemistry (12th Class)

Test Type



MCQs


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. The carbon atom of carbon atom of a carbonyl group is:
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 reagents will react with both aldehydes and ketones?
1.
2.
3.
4.

Question 3 of 20

Question 4 of 20

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

Question 4 of 20

Question 5 of 20

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

Question 5 of 20

Question 6 of 20

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

Question 6 of 20

Question 7 of 20

7. Aldehydes are the oxidation product of:

1.
2.
3.
4.

Question 7 of 20

Question 8 of 20

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

Question 8 of 20

Question 9 of 20

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

Question 9 of 20

Question 10 of 20

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

1.
2.
3.
4.

Question 10 of 20

Question 11 of 20

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

Question 11 of 20

Question 12 of 20

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

Question 12 of 20

Question 13 of 20

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

Question 13 of 20

Question 14 of 20

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

Question 14 of 20

Question 15 of 20

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

Question 15 of 20

Question 16 of 20

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

Question 16 of 20

Question 17 of 20

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

Question 17 of 20

Question 18 of 20

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

Question 18 of 20

Question 19 of 20

19. General formula of aldehydes and ketone is?

1.
2.
3.
4.

Question 19 of 20

Question 20 of 20

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

Question 20 of 20


 

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