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

A snake was preserved in a solution and was placed in biology laboratory. The solution is.

Question # 2

An aldehyde compound can be reduced to alkane by

Question # 3

Acetaldehyde reacts usually with

Question # 4

Aldehyde react with hydroxyl amine in acidic solution to give

Question # 5

Which reagent will react with both aldehyde and ketones

Question # 6

Which one of the following compounds is not derivative of NH3.

Question # 7

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

Question # 8

Predict the product or reaction.
Acetaldehyde +NaOH

Question # 9

Which one of the following compounds undergoes Cannizzaro's Reaction.

Question # 10

The carbon atom of carbonyl group is hybridized

Question # 11

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

Question # 12

Paraldehyde is polymer of.

Question # 13

Formation of cyanohydrin from an aldehyde in an example of.

Question # 14

Structure of carbonyl is

Question # 15

Formalin is a 40% solution of

Question # 16

Oxime is an addition product obtained when aldehydes react with.

Question # 17

Silver mirror test is given by

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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 Common names of aldehydes are derived from the common names of.
A. Alcohol
B. Ketones
C. Carboxylic acids
D. Alkenes
2 Which reaction is disproportionate reaction
A. Aldol Condensation
B. Cannizzaros's reaction
C. Haloform reactions
D. Acid-catalyzed reactions
3 Cannizzaro's reaction is given by
A. Acetaldehyde
B. Formaldehyde
C. Propanal
D. Propanone
4 Which one is symmetrical ketone
A. Acetone
B. Methyl ethyl ketone
C. Methyl n propyl ketone
D. 2- pentonone
5 All of the following tests are used to identify aldehydes except.
A. Tollen's test
B. Fehling test
C. Baeyer's test
D. Benedict test
6 Which substance usually undergo nucleophilic addition reactions.
A. Benzenes
B. Aldehydes
C. Alkenes
D. All of these
7 Formation of cyanohydrin from an aldehyde in an example of.
A. Nucleophilic substitution
B. Nucleophilic addition
C. Electrophilic addition
D. Electrophilic substitution
8 Which reaction is disproportionate reaction
A. Aldol Condensation
B. Cannizzaros's reaction
C. Haloform reactions
D. Acid Catalyzed reactions
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 On heating aldehydes with Fehling's solution we get a precipitate whose colour is
A. Pink
B. Black
C. Yellow
D. Brick red

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