Class 12th Chemistry Aldehydes Ketones and Carboxylic Acids Free MCQ Test Quiz

Prepare for Class 12 Chemistry exams with our free test quiz on Aldehydes, Ketones, and Carboxylic Acids! Explore nomenclature, methods of preparation, properties, and uses of these organic compounds. Test your knowledge now! #Class12Chemistry #Aldehydes #Ketones #CarboxylicAcids #NucleophilicAddition #FreeTestQuiz

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12th Chemistry: Aldehydes Ketones and Carboxylic Acids

1 / 10

1. If formaldehyde and KOH are heated, then we get

methane

methyl alcohol

ethyl formate

acetylene

2 / 10

2. Which of the following compound will show positive silver mirror test ?

HCOOH

CH₃ (CHOH)₃CHO

CH₃CO(CHOH)CH₃

Both (a) and (b)

3 / 10

3. The reagent which does not react with both, acetone and benzaldehyde.

Sodium hydrogensulphite

Phenyl hydrazine

Fehling’s solution

Grignard reagent

4 / 10

4. Two compounds benzyl alcohol and benzoic acid are formed from this compound, when this compound is heated in the presence of conc.NaOH, this compound is.

Benzaldehyde

Benzylalcohol

Acetophenone

Benzophenone

5 / 10

5. Which is highly soluble in water?

Methanal

Propanal

Propanone

Butanone

6 / 10

6. Which of the following compounds will give butanone on oxidation with alkaline KMnO₄ solution?

Butan-1-ol

Butan-2-ol

Both of these

None of these

7 / 10

7. Imine derivatives of aldehyde and ketone is called as

Schiff’s reagent

Fehling’s reagent

Schiff’s base

Schiff’s acid

8 / 10

8. Which of the following forces explain the boiling point of aldehydes and ketones?

Hydrogen bonding

van der Waal’s forces

Dipole-dipole attraction

None of these

9 / 10

9. When acetaldehyde is heated with Fehling’s solution it gives a precipitate of

Cu

CuO

Cu₂O

Cu(OH)₂

10 / 10

10. Iodoform test is not given by

2-Pentanone

Ethanol

Ethanal

3-Pentanone

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Chapter wise chemistry mock test quiz

This chapter covers essential topics such as nomenclature, the nature of the carbonyl group, methods of preparation, physical and chemical properties of aldehydes, ketones, and carboxylic acids.

Unravel the mechanism of nucleophilic addition in aldehydes and ketones, and explore the reactivity of alpha hydrogen in aldehydes. Learn about the various uses of these important organic compounds.

Move on to Carboxylic Acids and understand their nomenclature and acidic nature. Discover the methods used to prepare carboxylic acids and explore their diverse physical and chemical properties. Gain insights into the various applications and uses of carboxylic acids in different industries.

Understanding Aldehydes, Ketones, and Carboxylic Acids is essential for anyone studying organic chemistry or interested in various applications of these compounds.

Whether you’re aiming for top scores or simply eager to expand your knowledge, our free test quiz is an excellent way to reinforce your understanding of Class 12 Chemistry Chapter 12. Take the quiz now and embark on an exciting journey of mastering these crucial organic compounds!

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