12th Chapter

FSC Part 2 Chemistry Chapter 12 Online Test MCQ's

2nd Year Chemistry Online MCQ Test for Chapter 12 Aldehydes and Ketones Preparation

2nd Year Chemistry Online MCQ Test for Chapter 12 Aldehydes and Ketones Preparation

Sr. # Questions Answers Choice
1 Formalin is
  • A. 10% solution of formaldehyde in water
  • B. 20% solution of formaldehyde in water
  • C. 40% solution of formaldehyde in water
  • D. 60% solution of formaldehyde in water
2 Which reagent will react with both aldehyde and ketones
  • A. Grignard reagent
  • B. Tollen's reagent
  • C. Fehling's reagent
  • D. Benedict's reagent
3 Which one of the following compounds undergoes Cannizzaro's Reaction.
  • A. Acetaldehyde
  • B. Benzaldehyde
  • C. Acetone
  • D. Propionaldehyde
4 Formalin is a 40% solution of
  • A. CH<sub>3</sub>CHO
  • B. CH<sub>3</sub>OH
  • C. HCHO
  • D. CH<sub>3</sub>OCH
5 Common names of aldehydes are derived from the common names of.
  • A. Alcohol
  • B. Ketones
  • C. Carboxylic acids
  • D. Alkenes
6 Which reaction is disproportionate reaction
  • A. Aldol Condensation
  • B. Cannizzaros's reaction
  • C. Haloform reactions
  • D. Acid-catalyzed reactions
7 Paraldehyde is polymer of.
  • A. HCHO
  • B. CH3CHO
  • C. CH3COCH3
  • D. CH3CH2-CH2OH
8 Formation of cyanohydrin from an aldehyde in an example of.
  • A. Nucleophilic substitution
  • B. Nucleophilic addition
  • C. Electrophilic addition
  • D. Electrophilic substitution
9 Oxime is an addition product obtained when aldehydes react with.
  • A. HCN
  • B. NH2OH
  • C. Phenyl hydrazine
  • D. H2O
10 What product is formed by the dry distillation of calcium acetate.
  • A. CH3CH2COOH
  • B. CH3COOH
  • C. CH3COCH3
  • D. CH3CH2CHO

Top Scorers of Chemistry Fsc Part 2 Chapter 12 Online Test

Haider Rajpoot

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Haider Rajpoot

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Haider Rajpoot

Lahore21 - Mar - 2025

14/17
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Share your comments questions here
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  • Zaheer Ahmad

    05 Nov 2022

    very nice

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  • A

    Ahmad Raza

    04 Dec 2017

    very nice

    Like (1)
    Reply
  • M

    Mahnoor Amjad

    01 Nov 2017

    very helpful test .....but plz provide variety of mcqs soo that we can prepare better

    Like (3)
    Reply
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