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

Which one is symmetrical ketone

Question # 2

On heating aldehydes with Fehling's solution we get a precipitate whose colour is

Question # 3

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

Question # 4

To product aldehyde group against alkaline oxidizing agent.

Question # 5

Which of the following has highest boiling point

Question # 6

Which reagent will react with both aldehyde and ketones

Question # 7

Which substance is used for silvering of mirror.

Question # 8

Predict the product or reaction.
Acetaldehyde +NaOH

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

Acetaldehyde react, with Grignard reagent to form

Question # 13

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

Question # 14

All of the followings react with Fehling solution except

Question # 15

Structure of carbonyl is

Question # 16

Ketones are prepared by the oxidation of.

Question # 17

An aldehyde compound can be reduced to alkane 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 Ketones are prepared by the oxidation of.
A. Primary alcohol
B. Secondary alcohol
C. Tertiary alcohol
D. None of these
2 Cannizzaro's reaction is given by
A. Acetaldehyde
B. Formaldehyde
C. Propanal
D. Propanone
3 Which one of the following compounds undergoes Cannizzaro's Reaction.
A. Acetaldehyde
B. Benzaldehyde
C. Acetone
D. Propionaldehyde
4 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
5 Which substance reacts with sodium nitroprusside.
A. Ethanol
B. Acetaldehyde
C. Dimethyl ketone
D. Methanol
6 Acetone reacts with HCN to form cyanohydrin it is an example of
A. Electrophilic addition
B. Electrophilic substitution
C. Nucleophilic addition
D. Nucleophilic subtitution
7 A cyanohydrin is formed by the reaction of
A. Alcohol and HCN
B. Ketone and NH3
C. Aldehyde and NH2OH
D. Aldehyde and HCN
8 Silver mirror test is given by
A. Ethers
B. Ketones
C. Acids
D. Aldehydes
9 Which one has yellow or orange cyrstalline ppt
A. Acetone hydrazone
B. 2, 4 DNPH
C. Ethanal oxime
D. Bisulphite addition product
10 Acetaldehyde undergoes, aldol condensation in the presence of.
A. dil HNO3
B. DIL NaOH
C. dil HCl
D. Conc. H2SO4

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