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 will have the highest boiling point.

Question # 2

Acetone reacts with HCN to form cyanohydrin it is an example of

Question # 3

All of the following tests are used to identify aldehydes except.

Question # 4

Formalin is

Question # 5

Which is most difficult to be oxidized

Question # 6

Oxime is an addition product obtained when aldehydes react with.

Question # 7

Formalin is a 40% solution of

Question # 8

Structure of carbonyl is

Question # 9

Which one is symmetrical ketone

Question # 10

Acetaldehyde reacts usually with

Question # 11

Acetone reacts with HCN to form a cyanohydrin. It is an example of.

Question # 12

Which reaction is disproportionate reaction

Question # 13

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

Question # 14

Which one of the following compound does not react with NaOH and I2 and also does not form Iodoform.

Question # 15

Acetaldehyde react, with Grignard reagent to form

Question # 16

Which substance reacts with sodium nitroprusside.

Question # 17

A cyanohydrin is formed by the reaction of

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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 reacts usually with
A. Electrophiles only
B. Nucleophiles only
C. Electrophiles and nucleophiles
D. Free radicals only
2 To product aldehyde group against alkaline oxidizing agent.
A. It is reduced in the presence of catalyst
B. An acetal is formed
C. It is oxidized
D. It is treated with aqueous NaBH4
3 Which substance reacts with sodium nitroprusside.
A. Ethanol
B. Acetaldehyde
C. Dimethyl ketone
D. Methanol
4 Which can produce ketone
A. Sec alcohol
B. Calcium acetate
C. Propyne
D. All of these
5 Which reaction is disproportionate reaction
A. Aldol Condensation
B. Cannizzaros's reaction
C. Haloform reactions
D. Acid-catalyzed reactions
6 Which of the following reagents will reacts with both aldehydes and ketones.
A. Grignard reagent
B. Tollens's reagent
C. Fehling's reagent
D. Benedict 's reagent
7 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
8 Which one of the following compounds undergoes Cannizzaro's Reaction.
A. Acetaldehyde
B. Benzaldehyde
C. Acetone
D. Propionaldehyde
9 Which of the following has highest boiling point
A. Methanal
B. Ethanal
C. Propanal
D. 2-hexanone
10 Which reagent will react with both aldehyde and ketones
A. Grignard reagent
B. Tollen's reagent
C. Fehling's reagent
D. Benedict's reagent

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