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

MCQ's Test For Chapter 0 "Chemistry Fsc Part 2 Chapter 12 Online Test"

Try The MCQ's Test For Chapter 0 "Chemistry Fsc Part 2 Chapter 12 Online Test"

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Chemistry Fsc Part 2 Chapter 12 Online Test

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Question # 1

Which of the following compounds will not give Iodoform test on treatment with I2/ NaOH

Question # 2

Which substance usually undergo nucleophilic addition reactions.

Question # 3

Which one of the following compounds undergoes Cannizzaro's Reaction.

Question # 4

Industrially ethanal is prepared by air oxidation of.

Question # 5

A cyanohydrin is formed by the reaction of

Question # 6

Acetaldehyde react, with Grignard reagent to form

Question # 7

The carbon atom of a carbonyl group is

Question # 8

Formalin is a 40% solution of

Question # 9

Ketones are prepared by the oxidation of.

Question # 10

All of the followings react with Fehling solution except

Question # 11

When benzaldehyde is converted to benzyl alcohol by reading with NaOH the reaction is known as.

Question # 12

An aldehyde compound can be reduced to alkane by

Question # 13

Aldehydes and ketones can be defected by

Question # 14

A snake was preserved in a solution and was placed in biology laboratory. The solution is.

Question # 15

Which of the following has highest boiling point

Question # 16

The carbon atom of carbonyl group is hybridized

Question # 17

Which of the following reagents will reacts with both aldehydes and ketones.

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12th Chapter

FSC Part 2 Chemistry Chapter 12 Online Test MCQ's

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FSc Part II Chemistry Chapter 0 Important MCQ's

Sr.# Question Answer
1 Acetaldehyde undergoes, aldol condensation in the presence of.
A. dil HNO3
B. DIL NaOH
C. dil HCl
D. Conc. H2SO4
2 Ketones are prepared by the oxidation of.
A. Primary alcohol
B. Secondary alcohol
C. Tertiary alcohol
D. None of these
3 Paraldehyde is used as a
A. Medicine
B. Poison
C. Polymer
D. Dye
4 Which of the following will have the highest boiling point.
A. Methanal
B. Ethanal
C. Propanal
D. 2-Hexanone
5 Oxime is an addition product obtained when aldehydes react with.
A. HCN
B. NH2OH
C. Phenyl hydrazine
D. H2O
6 Which of the following has highest boiling point
A. Methanal
B. Ethanal
C. Propanal
D. 2-hexanone
7 On heating aldehydes with Fehling's solution we get a precipitate whose colour is
A. Pink
B. Black
C. Yellow
D. Brick red
8 Acetaldehyde reacts usually with
A. Electrophiles only
B. Nucleophiles only
C. Electrophiles and nucleophiles
D. Free radicals only
9 Which one of the following compound does not react with NaOH and I2 and also does not form Iodoform.
A. C2H5OH
B. CH3CHO
C. CH3-CO-CH3
D. C2H5-O-C2H5
10 Predict the product or reaction.
Acetaldehyde +NaOH
A. An aldol
B. Acetic acid
C. Ethanol
D. Paraldehyde

Test Questions

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  • ahmad raza

    ahmad raza

    04 Dec 2017

    very nice

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  • Mahnoor Amjad

    Mahnoor Amjad

    01 Nov 2017

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

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