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

FSC Part 2 Chemistry
Chapter 12 Test

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FSC Part 2 Chemistry Wise Test
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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

Structure of carbonyl is

Question # 2

Which reagent will react with both aldehyde and ketones

Question # 3

Paraldehyde is polymer of.

Question # 4

Formalin is

Question # 5

Which one has yellow or orange cyrstalline ppt

Question # 6

Industrially ethanal is prepared by air oxidation of.

Question # 7

Paraldehyde is used as a

Question # 8

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

Question # 9

Acetaldehyde can be prepared by the oxidation of.

Question # 10

An aldehyde compound can be reduced to alkane by

Question # 11

What product is formed by the dry distillation of calcium acetate.

Question # 12

Which is most difficult to be oxidized

Question # 13

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

Question # 14

Which can produce ketone

Question # 15

Predict the product or reaction.
Acetaldehyde +NaOH

Question # 16

when aldehydes react with Tollen's reagent.

Question # 17

Acetaldehyde undergoes, aldol condensation in the presence of.

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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 Which of the following has highest boiling point
A. Methanal
B. Ethanal
C. Propanal
D. 2-hexanone
2 Acetone reacts with HCN to form a cyanohydrin. It is an example of.
A. Electrophilic addition
B. Electrophilic substitution
C. Nucleophilic addition
D. Nucleophilic substitution
3 Oxime is an addition product obtained when aldehydes react with.
A. HCN
B. NH2OH
C. Phenyl hydrazine
D. H2O
4 The carbon atom of a carbonyl group is
A. sp hybridized
B. sp2hybridized
C. sp3hybridized
D. none of these
5 A cyanohydrin is formed by the reaction of
A. Alcohol and HCN
B. Ketone and NH3
C. Aldehyde and NH2OH
D. Aldehyde and HCN
6 Aldehyde react with hydroxyl amine in acidic solution to give
A. An oxime
B. Aldol
C. Polymer
D. Acetic acid
7 Acetaldehyde undergoes, aldol condensation in the presence of.
A. dil HNO3
B. DIL NaOH
C. dil HCl
D. Conc. H2SO4
8 Cannizzaro's reaction is not given by
A. Formaldehyde
B. Acetaldehyde
C. Benzaldehyde
D. Trithylacetaldehyde
9 Paraldehyde is used as a
A. Medicine
B. Poison
C. Polymer
D. Dye
10 Acetaldehyde react, with Grignard reagent to form
A. Primary alcohol
B. Secondary alcohol
C. Ter alcohol
D. Carboxylic acids

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