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"

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Chemistry Fsc Part 2 Chapter 12 Online Test

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Question # 1

Acetaldehyde reacts usually with

Question # 2

when aldehydes react with Tollen's reagent.

Question # 3

Silver mirror test is given by

Question # 4

Formation of cyanohydrin from an aldehyde in an example of.

Question # 5

Which one of the following compounds is not derivative of NH3.

Question # 6

An aldehyde compound can be reduced to alkane by

Question # 7

Ketones are prepared by the oxidation of.

Question # 8

A cyanohydrin is formed by the reaction of

Question # 9

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

Question # 10

Which reagent will react with both aldehyde and ketones

Question # 11

Paraldehyde is polymer of.

Question # 12

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

Question # 13

Which is most difficult to be oxidized

Question # 14

Which reaction is disproportionate reaction

Question # 15

Aldehydes and ketones can be defected by

Question # 16

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

Question # 17

Paraldehyde is used as a

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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 one is symmetrical ketone
A. Acetone
B. Methyl ethyl ketone
C. Methyl n propyl ketone
D. 2- pentonone
2 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
3 when aldehydes react with Tollen's reagent.
A. A ketone is produced
B. An alcohol is produced
C. Ag ions are produced
D. Ag ions are reduced
4 Which reaction is disproportionate reaction
A. Aldol Condensation
B. Cannizzaros's reaction
C. Haloform reactions
D. Acid-catalyzed reactions
5 Structure of carbonyl is
A. Tetrahedral
B. Linear
C. Octahederal
D. Trigonal planar
6 Which of the following compounds will not give iodoform test on treatment with I2/NaOH
A. Acetaldehyde
B. Acetone
C. Butanone
D. 3-Pentaneone
7 All of the following tests are used to identify aldehydes except.
A. Tollen's test
B. Fehling test
C. Baeyer's test
D. Benedict test
8 When benzaldehyde is converted to benzyl alcohol by reading with NaOH the reaction is known as.
A. Cannizzaro reaction
B. Wurtz reaction
C. Wol;ficisthner reaction
D. Aldol reaction
9 Which reaction is disproportionate reaction
A. Aldol Condensation
B. Cannizzaros's reaction
C. Haloform reactions
D. Acid Catalyzed reactions
10 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

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