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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
Predict the product or reaction.
Predict the product or reaction.Acetaldehyde +NaOH
Question # 2
Acetone reacts with HCN to form a cyanohydrin. It is an example of.
Question # 3
Aldehyde react with hydroxyl amine in acidic solution to give
Question # 4
Which substance is used for silvering of mirror.
Question # 5
Which of the following will have the highest boiling point.
Question # 6
On heating aldehydes with Fehling's solution we get a precipitate whose colour is
Question # 7
An aldehyde compound can be reduced to alkane by
Question # 8
All of the following tests are used to identify aldehydes except.
Question # 9
Common names of aldehydes are derived from the common names of.
Question # 10
A cyanohydrin is formed by the reaction of
Question # 11
Acetone reacts with HCN to form cyanohydrin it is an example of
Question # 12
Which is most difficult to be oxidized
Question # 13
Cannizzaro's reaction is not given by
Question # 14
Acetaldehyde react, with Grignard reagent to form
Question # 15
Which substance usually undergo nucleophilic addition reactions.
Question # 16
when aldehydes react with Tollen's reagent.
Question # 17
Paraldehyde is polymer of.
FSC Part 2 Chemistry Chapter 12 Online Test MCQ's
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| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | Industrially ethanal is prepared by air oxidation of. |
A. Ethane
B. Ethene
C. Ethyne
D. Acetic acid
|
| 3 | To product aldehyde group against alkaline oxidizing agent. |
A. It is reduced in the presence of catalyst
B. An acetal is formed
C. It is oxidized
D. It is treated with aqueous NaBH4
|
| 4 | Which of the following compounds will not give Iodoform test on treatment with I2/ NaOH |
A. Acetaldehyde
B. Acetone
C. Butanone
D. 3-Pentanone
|
| 5 | Which one of the following compounds undergoes Cannizzaro's Reaction. |
A. Acetaldehyde
B. Benzaldehyde
C. Acetone
D. Propionaldehyde
|
| 6 | A snake was preserved in a solution and was placed in biology laboratory. The solution is. |
A. De ionized water
B. Fehling solution
C. Formalin
D. Chloroform
|
| 7 | What product is formed by the dry distillation of calcium acetate. |
A. CH3CH2COOH
B. CH3COOH
C. CH3COCH3
D. CH3CH2CHO
|
| 8 | Which can produce ketone |
A. Sec alcohol
B. Calcium acetate
C. Propyne
D. All of these
|
| 9 | Which one of the following compound does not react with NaOH and I2 and also does not form Iodoform. |
A. C2H5OH
B. CH3CHO
C. CH3-CO-CH3
D. C2H5-O-C2H5
|
| 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
|
| 11 | Acetone reacts with HCN to form cyanohydrin it is an example of |
A. Electrophilic addition
B. Electrophilic substitution
C. Nucleophilic addition
D. Nucleophilic subtitution
|
| 12 | The carbon atom of carbonyl group is hybridized |
A. Sp
B. Sp2
C. Sp3
D. dsp2
|
| 13 | Cannizzaro's reaction is given by |
A. Acetaldehyde
B. Formaldehyde
C. Propanal
D. Propanone
|
| 14 | Acetone reacts with HCN to form a cyanohydrin. It is an example of. |
A. Electrophilic addition
B. Electrophilic substitution
C. Nucleophilic addition
D. Nucleophilic substitution
|
| 15 | The carbon atom of a carbonyl group is |
A. sp hybridized
B. sp2hybridized
C. sp3hybridized
D. none of these
|
| 16 | When benzaldehyde is converted to benzyl alcohol by reading with NaOH the reaction is known as. |
A. Cannizzaro reaction
B. Wurtz reaction
C. Wol;ficisthner reaction
D. Aldol reaction
|
| 17 | Oxime is an addition product obtained when aldehydes react with. |
A. HCN
B. NH2OH
C. Phenyl hydrazine
D. H2O
|
Test Questions
