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FSC Part 2 Chemistry
Chapter 12 Test
Start Chapter 12 Test
FSC Part 2 Chemistry Wise Test
(English Medium)
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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Total Questions17
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Time Allowed20
Chemistry Fsc Part 2 Chapter 12 Online Test
00:00
Question # 1
Which substance usually undergo nucleophilic addition reactions.
Question # 2
Acetone reacts with HCN to form cyanohydrin it is an example of
Question # 3
The carbon atom of carbonyl group is hybridized
Question # 4
Predict the product or reaction.
Predict the product or reaction.Acetaldehyde +NaOH
Question # 5
Ketones are prepared by the oxidation of.
Question # 6
All of the followings react with Fehling solution except
Question # 7
Paraldehyde is used as a
Question # 8
Aldehydes and ketones can be defected by
Question # 9
Formalin is a 40% solution of
Question # 10
Which substance reacts with sodium nitroprusside.
Question # 11
Which of the following compounds will not give iodoform test on treatment with I2/NaOH
Question # 12
Oxime is an addition product obtained when aldehydes react with.
Question # 13
To product aldehyde group against alkaline oxidizing agent.
Question # 14
A snake was preserved in a solution and was placed in biology laboratory. The solution is.
Question # 15
Which of the following compounds will not give Iodoform test on treatment with I2/ NaOH
Question # 16
Which one is symmetrical ketone
Question # 17
Which can produce ketone
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 | Acetone reacts with HCN to form cyanohydrin it is an example of |
A. Electrophilic addition
B. Electrophilic substitution
C. Nucleophilic addition
D. Nucleophilic subtitution
|
| 2 | An aldehyde compound can be reduced to alkane by |
A. Wurtz reaction
B. Grignard reaction
C. Wolf Kishner reaction
D. Kolbe's reaction
|
| 3 | Acetaldehyde undergoes, aldol condensation in the presence of. |
A. dil HNO3
B. DIL NaOH
C. dil HCl
D. Conc. H2SO4
|
| 4 | On heating aldehydes with Fehling's solution we get a precipitate whose colour is |
A. Pink
B. Black
C. Yellow
D. Brick red
|
| 5 | Formalin is |
A. 10% solution of formaldehyde in water
B. 20% solution of formaldehyde in water
C. 40% solution of formaldehyde in water
D. 60% solution of formaldehyde in water
|
| 6 | Acetaldehyde react, with Grignard reagent to form |
A. Primary alcohol
B. Secondary alcohol
C. Ter alcohol
D. Carboxylic acids
|
| 7 |
Predict the product or reaction. Acetaldehyde +NaOH
|
A. An aldol
B. Acetic acid
C. Ethanol
D. Paraldehyde
|
| 8 | Which is most difficult to be oxidized |
A. CH3CHO
B. CH3COCH3
C. HCHO
D. C2H5CHO
|
| 9 | Formation of cyanohydrin from an aldehyde in an example of. |
A. Nucleophilic substitution
B. Nucleophilic addition
C. Electrophilic addition
D. Electrophilic substitution
|
| 10 | Which reagent will react with both aldehyde and ketones |
A. Grignard reagent
B. Tollen's reagent
C. Fehling's reagent
D. Benedict's reagent
|
Test Questions