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

Paraldehyde is used as a

Question # 2

Common names of aldehydes are derived from the common names of.

Question # 3

Which of the following has highest boiling point

Question # 4

Formation of cyanohydrin from an aldehyde in an example of.

Question # 5

Which substance is used for silvering of mirror.

Question # 6

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

Question # 7

Predict the product or reaction.
Acetaldehyde +NaOH

Question # 8

Which is most difficult to be oxidized

Question # 9

Paraldehyde is polymer of.

Question # 10

Acetaldehyde reacts usually with

Question # 11

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

Question # 12

Acetaldehyde can be prepared by the oxidation of.

Question # 13

An aldehyde compound can be reduced to alkane by

Question # 14

A cyanohydrin is formed by the reaction of

Question # 15

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

Question # 16

Acetaldehyde undergoes, aldol condensation in the presence of.

Question # 17

Aldehydes and ketones can be defected by

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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 reaction is disproportionate reaction
A. Aldol Condensation
B. Cannizzaros's reaction
C. Haloform reactions
D. Acid Catalyzed reactions
2 Structure of carbonyl is
A. Tetrahedral
B. Linear
C. Octahederal
D. Trigonal planar
3 The carbon atom of carbonyl group is hybridized
A. Sp
B. Sp2
C. Sp3
D. dsp2
4 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
5 Air of the following tests are used to identify aldehydes except.
A. Tollen's test
B. Fehling test
C. Baeyer's test
D. Benedict test
6 Formation of cyanohydrin from an aldehyde in an example of.
A. Nucleophilic substitution
B. Nucleophilic addition
C. Electrophilic addition
D. Electrophilic substitution
7 Acetone reacts with HCN to form cyanohydrin it is an example of
A. Electrophilic addition
B. Electrophilic substitution
C. Nucleophilic addition
D. Nucleophilic subtitution
8 Silver mirror test is given by
A. Ethers
B. Ketones
C. Acids
D. Aldehydes
9 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
10 Which of the following has highest boiling point
A. Methanal
B. Ethanal
C. Propanal
D. 2-hexanone

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