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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  • Time Allowed20

Chemistry Fsc Part 2 Chapter 12 Online Test

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Question # 1

The carbon atom of carbonyl group is hybridized

Question # 2

Formalin is

Question # 3

A cyanohydrin is formed by the reaction of

Question # 4

Structure of carbonyl is

Question # 5

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

Question # 6

All of the followings react with Fehling solution except

Question # 7

Which is most difficult to be oxidized

Question # 8

The carbon atom of a carbonyl group is

Question # 9

Which one has yellow or orange cyrstalline ppt

Question # 10

Which reaction is disproportionate reaction

Question # 11

Acetaldehyde react, with Grignard reagent to form

Question # 12

Which substance reacts with sodium nitroprusside.

Question # 13

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

Question # 14

Paraldehyde is polymer of.

Question # 15

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

Question # 16

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

Question # 17

Which substance is used for silvering of mirror.

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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 Which one of the following compounds is not derivative of NH3.
A. Aniline
B. Hydrazine
C. Phenyl hydrazine
D. Picric acid
3 Industrially ethanal is prepared by air oxidation of.
A. Ethane
B. Ethene
C. Ethyne
D. Acetic acid
4 Which one is symmetrical ketone
A. Acetone
B. Methyl ethyl ketone
C. Methyl n propyl ketone
D. 2- pentonone
5 All of the followings react with Fehling solution except
A. CH2CH2CHO
B. CH3-CH2COCH3
C. HCHO
D. CH3-CHO
6 Paraldehyde is used as a
A. Medicine
B. Poison
C. Polymer
D. Dye
7 Which can produce ketone
A. Sec alcohol
B. Calcium acetate
C. Propyne
D. All of these
8 Ketones are prepared by the oxidation of.
A. Primary alcohol
B. Secondary alcohol
C. Tertiary alcohol
D. None of these
9 Aldehydes and ketones can be defected by
A. 2, 4 DNPH test
B. Tollen's test
C. Sodium Nitro prusside test
D. Benedicts solution test
10 Which one of the following compounds undergoes Cannizzaro's Reaction.
A. Acetaldehyde
B. Benzaldehyde
C. Acetone
D. Propionaldehyde

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