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"

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Chemistry Fsc Part 2 Chapter 12 Online Test

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Question # 1

Paraldehyde is polymer of.

Question # 2

Predict the product or reaction.
Acetaldehyde +NaOH

Question # 3

Acetaldehyde undergoes, aldol condensation in the presence of.

Question # 4

Acetaldehyde can be prepared by the oxidation of.

Question # 5

All of the following tests are used to identify aldehydes except.

Question # 6

To product aldehyde group against alkaline oxidizing agent.

Question # 7

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

Question # 8

Air of the following tests are used to identify aldehydes except.

Question # 9

A cyanohydrin is formed by the reaction of

Question # 10

Oxime is an addition product obtained when aldehydes react with.

Question # 11

On heating aldehydes with Fehling's solution we get a precipitate whose colour is

Question # 12

An aldehyde compound can be reduced to alkane by

Question # 13

Acetaldehyde reacts usually with

Question # 14

Which one is symmetrical ketone

Question # 15

The carbon atom of carbonyl group is hybridized

Question # 16

Common names of aldehydes are derived from the common names of.

Question # 17

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

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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 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 Common names of aldehydes are derived from the common names of.
A. Alcohol
B. Ketones
C. Carboxylic acids
D. Alkenes
3 Ketones are prepared by the oxidation of.
A. Primary alcohol
B. Secondary alcohol
C. Tertiary alcohol
D. None of these
4 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
5 What product is formed by the dry distillation of calcium acetate.
A. CH3CH2COOH
B. CH3COOH
C. CH3COCH3
D. CH3CH2CHO
6 Acetaldehyde undergoes, aldol condensation in the presence of.
A. dil HNO3
B. DIL NaOH
C. dil HCl
D. Conc. H2SO4
7 Which one is symmetrical ketone
A. Acetone
B. Methyl ethyl ketone
C. Methyl n propyl ketone
D. 2- pentonone
8 Cannizzaro's reaction is given by
A. Acetaldehyde
B. Formaldehyde
C. Propanal
D. Propanone
9 Silver mirror test is given by
A. Ethers
B. Ketones
C. Acids
D. Aldehydes
10 Which reaction is disproportionate reaction
A. Aldol Condensation
B. Cannizzaros's reaction
C. Haloform reactions
D. Acid Catalyzed reactions

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