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

Question 1 of 20

Question 2 of 20

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

Question 2 of 20

Question 3 of 20

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

Question 3 of 20

Question 4 of 20

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

Question 4 of 20

Question 5 of 20

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

Question 5 of 20

Question 6 of 20

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

1.
2.
3.
4.

Question 6 of 20

Question 7 of 20

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

Question 7 of 20

Question 8 of 20

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

Question 8 of 20

Question 9 of 20

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

Question 9 of 20

Question 10 of 20

10. General formula of aldehydes and ketone is?

1.
2.
3.
4.

Question 10 of 20

Question 11 of 20

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

Question 11 of 20

Question 12 of 20

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

Question 12 of 20

Question 13 of 20

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

Question 13 of 20

Question 14 of 20

14. Aldehydes are the oxidation product of:

1.
2.
3.
4.

Question 14 of 20

Question 15 of 20

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

Question 15 of 20

Question 16 of 20

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

Question 16 of 20

Question 17 of 20

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

Question 17 of 20

Question 18 of 20

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

1.
2.
3.
4.

Question 18 of 20

Question 19 of 20

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

Question 19 of 20

Question 20 of 20

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

Question 20 of 20


 

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