Aldehydes & Ketones Quiz Online

Aldehydes & Ketones concepts are essential to learning for every level in chemistry courses. Here, we have compiled many Aldehydes & Ketones quizzes free for students of grades 11 and 12. We hope you will find this very useful for your regular exam preparations and entry tests at undergraduate levels, particularly for medical and engineering students (MDCAT, ECAT, NUST, NUMS, JEE, NEET).

INSTRUCTIONS:

1. Select the correct option after having confirmation in your mind.
2. Once you select one option, the system will not allow you to change.
3. After your selection, the system will automatically let you know about your answer right or wrong.
4. Use the Next Button to continue to take questions on this particular quiz. Every quiz has multiple questions on multiple pages.
5. On the last page, there will be the Finish Button instead of the Next Button.
6. Press Finish Button to check your consolidated quiz result.
7. You should achieve 70% to pass on a particular quiz after attempting all questions in the quiz.
8. You can try unlimited times to improve your score.
9. Best of luck.

Now, Start taking quiz.

Results

#1. For aldol condensation the conditions necessary:

All

All

Basic medium

Basic medium

-H

-H

-C

-C

#2. Aldehydes are reduced to:

P- alcohol

P- alcohol

S- alcohol

S- alcohol

Not possible

Not possible

T- alcohol

T- alcohol

#3. Tetrahydroborate ion is the source of:

both a & b

both a & b

H-

H-

H+

H+

proton

proton

#4. Which of the following is a symmetrical ketone:

2-pentanone

2-pentanone

3 – Hexanone

3 – Hexanone

Butanone

Butanone

Acetone

Acetone

#5. Dry distillation of calcium acetate results in the formation of:

Formaldehyde

Formaldehyde

Acetaldehyde

Acetaldehyde

Acetone

Acetone

Methane

Methane

#6. In base catalyzed reaction of carbonyl compound the catalyst:

Increases the nucleophilic character of reagent

Increases the nucleophilic character of reagent

Both A and B

Both A and B

Acidic character of reagent

Acidic character of reagent

Increases the electrophilic character of carbonyl compound

Increases the electrophilic character of carbonyl compound

#7. Cannizzaro’s reaction takes place through the transfer of _______ from complex anion:

Oxide ion

Oxide ion

Hydrogen ion

Hydrogen ion

Hydride Ion

Hydride Ion

Methoxide ion

Methoxide ion

#8. Iodoform test can be used to distinguish between:

Ethanol and methanol

Ethanol and methanol

All of the above

All of the above

Acetaldehyde and methanol

Acetaldehyde and methanol

Acetone and diethyl ketone

Acetone and diethyl ketone

Finish

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