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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
All of the following tests are used to identify aldehydes except.
Question # 2
What product is formed by the dry distillation of calcium acetate.
Question # 3
A snake was preserved in a solution and was placed in biology laboratory. The solution is.
Question # 4
Aldehyde react with hydroxyl amine in acidic solution to give
Question # 5
A cyanohydrin is formed by the reaction of
Question # 6
Acetone reacts with HCN to form a cyanohydrin. It is an example of.
Question # 7
Which of the following reagents will reacts with both aldehydes and ketones.
Question # 8
Formalin is a 40% solution of
Question # 9
An aldehyde compound can be reduced to alkane by
Question # 10
Paraldehyde is polymer of.
Question # 11
Which one has yellow or orange cyrstalline ppt
Question # 12
To product aldehyde group against alkaline oxidizing agent.
Question # 13
Air of the following tests are used to identify aldehydes except.
Question # 14
On heating aldehydes with Fehling's solution we get a precipitate whose colour is
Question # 15
Ketones are prepared by the oxidation of.
Question # 16
Which of the following will have the highest boiling point.
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 | Industrially ethanal is prepared by air oxidation of. |
A. Ethane
B. Ethene
C. Ethyne
D. Acetic acid
|
| 2 | 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
|
| 3 | Acetone reacts with HCN to form cyanohydrin it is an example of |
A. Electrophilic addition
B. Electrophilic substitution
C. Nucleophilic addition
D. Nucleophilic subtitution
|
| 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 | Which reaction is disproportionate reaction |
A. Aldol Condensation
B. Cannizzaros's reaction
C. Haloform reactions
D. Acid Catalyzed reactions
|
| 7 | Which can produce ketone |
A. Sec alcohol
B. Calcium acetate
C. Propyne
D. All of these
|
| 8 | Which substance is used for silvering of mirror. |
A. Acetaldehyde
B. Ethanol
C. Ethylene glycol
D. Acetone
|
| 9 | 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
|
| 10 | Acetaldehyde reacts usually with |
A. Electrophiles only
B. Nucleophiles only
C. Electrophiles and nucleophiles
D. Free radicals only
|
Test Questions