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 compounds will not give Iodoform test on treatment with I2/ NaOH

Question # 2

Acetaldehyde undergoes, aldol condensation in the presence of.

Question # 3

An aldehyde compound can be reduced to alkane by

Question # 4

when aldehydes react with Tollen's reagent.

Question # 5

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

Question # 6

Which substance reacts with sodium nitroprusside.

Question # 7

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

Question # 8

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

Question # 9

A cyanohydrin is formed by the reaction of

Question # 10

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

Question # 11

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

Question # 12

Which is most difficult to be oxidized

Question # 13

Formalin is a 40% solution of

Question # 14

The carbon atom of a carbonyl group is

Question # 15

Which substance usually undergo nucleophilic addition reactions.

Question # 16

Cannizzaro's reaction is given by

Question # 17

Which substance is used for silvering of mirror.

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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 Which is most difficult to be oxidized
A. CH3CHO
B. CH3COCH3
C. HCHO
D. C2H5CHO
2 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
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 The carbon atom of carbonyl group is hybridized
A. Sp
B. Sp2
C. Sp3
D. dsp2
5 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
6 Which reagent will react with both aldehyde and ketones
A. Grignard reagent
B. Tollen's reagent
C. Fehling's reagent
D. Benedict's reagent
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 On heating aldehydes with Fehling's solution we get a precipitate whose colour is
A. Pink
B. Black
C. Yellow
D. Brick red
9 Paraldehyde is polymer of.
A. HCHO
B. CH3CHO
C. CH3COCH3
D. CH3CH2-CH2OH
10 Formalin is a 40% solution of
A. CH3CHO
B. CH3OH
C. HCHO
D. CH3OCH

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  • ahmad raza

    ahmad raza

    04 Dec 2017

    very nice

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  • Mahnoor Amjad

    Mahnoor Amjad

    01 Nov 2017

    very helpful test .....but plz provide variety of mcqs soo that we can prepare better

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