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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
A cyanohydrin is formed by the reaction of
Question # 2
Predict the product or reaction.
Predict the product or reaction.Acetaldehyde +NaOH
Question # 3
Which is most difficult to be oxidized
Question # 4
Aldehydes and ketones can be defected by
Question # 5
Acetaldehyde undergoes, aldol condensation in the presence of.
Question # 6
Which substance usually undergo nucleophilic addition reactions.
Question # 7
Acetone reacts with HCN to form a cyanohydrin. It is an example of.
Question # 8
Silver mirror test is given by
Question # 9
Which of the following reagents will reacts with both aldehydes and ketones.
Question # 10
Structure of carbonyl is
Question # 11
Which one of the following compound does not react with NaOH and I2 and also does not form Iodoform.
Question # 12
Which reagent will react with both aldehyde and ketones
Question # 13
Oxime is an addition product obtained when aldehydes react with.
Question # 14
Which of the following compounds will not give Iodoform test on treatment with I2/ NaOH
Question # 15
A snake was preserved in a solution and was placed in biology laboratory. The solution is.
Question # 16
Acetaldehyde react, with Grignard reagent to form
Question # 17
Formalin is
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 | Acetaldehyde reacts usually with |
A. Electrophiles only
B. Nucleophiles only
C. Electrophiles and nucleophiles
D. Free radicals only
|
| 2 | All of the followings react with Fehling solution except |
A. CH2CH2CHO
B. CH3-CH2COCH3
C. HCHO
D. CH3-CHO
|
| 3 | Acetaldehyde undergoes, aldol condensation in the presence of. |
A. dil HNO3
B. DIL NaOH
C. dil HCl
D. Conc. H2SO4
|
| 4 | Which reaction is disproportionate reaction |
A. Aldol Condensation
B. Cannizzaros's reaction
C. Haloform reactions
D. Acid-catalyzed reactions
|
| 5 | Which one has yellow or orange cyrstalline ppt |
A. Acetone hydrazone
B. 2, 4 DNPH
C. Ethanal oxime
D. Bisulphite addition product
|
| 6 | A cyanohydrin is formed by the reaction of |
A. Alcohol and HCN
B. Ketone and NH3
C. Aldehyde and NH2OH
D. Aldehyde and HCN
|
| 7 | The carbon atom of a carbonyl group is |
A. sp hybridized
B. sp2hybridized
C. sp3hybridized
D. none of these
|
| 8 | Formation of cyanohydrin from an aldehyde in an example of. |
A. Nucleophilic substitution
B. Nucleophilic addition
C. Electrophilic addition
D. Electrophilic substitution
|
| 9 | Which substance reacts with sodium nitroprusside. |
A. Ethanol
B. Acetaldehyde
C. Dimethyl ketone
D. Methanol
|
| 10 | On heating aldehydes with Fehling's solution we get a precipitate whose colour is |
A. Pink
B. Black
C. Yellow
D. Brick red
|
Test Questions
Share your comments & questions here
ahmad raza
04 Dec 2017very nice
Mahnoor Amjad
01 Nov 2017very helpful test .....but plz provide variety of mcqs soo that we can prepare better