ECAT Pre Engineering Chemistry Chapter 24 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 24 Carboxylic Acid Online Test

Try The MCQ's Test For ECAT Chemistry Chapter 24 Carboxylic Acid Online Test

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ECAT Chemistry Chapter 24 Carboxylic Acid Online Test

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Question # 1

Carboxylic acid can generally be prepared by various methods. Which of the following methods is not suitable for making carboxylic acids

Question # 2

Butyric acid was named from butyrum means:

Question # 3

Essential amino acids are those amino acids which

Question # 4

The M.P. of carboxylic acids containing even number of carbon atoms is ______ than the next

Question # 5

HCOOH reacts with conc. H2SO4to produce

Question # 6

Fatty acids are:

Question # 7

The acids obtained by the hydrolysis of fats and oils are called

Question # 8

Hydrolytic reaction of fats by causic soda is known as

Question # 9

Carboxylic acids generally exists in cyclic

Question # 10

Aspirin is

Question # 11

Which of the following is not a fatty acid

Question # 12

Esters have peculiar smell, which of the following is used as an essence of orange

Question # 13

When hydrogen cyanide is added to an Aldehyde in the presence of ammonia it is called

Question # 14

Which reagent is used to reduce a carboxylic group to an alcohol?

Question # 15

An organic acdi having molecular formula C2H4O2is

Question # 16

Weakest acid among the followings is

Question # 17

The Zwitter ion is also called

Question # 18

Which of the following is present in the stings of bees and wasps

Question # 19

Common names of carboxylic acids are given by then:

Question # 20

Which are used as essences (flowers)?

Question # 21

A carboxylic acid containing Ar group in it is called:

Question # 22

Partial reduction of acetic acid happens with

Question # 23

Acetic acid is miscible in:

Question # 24

Which of the following is the strongest acid?

Question # 25

Formic acid is obtained when

Question # 26

Which of the following reagents is used to distinguish between methanoic acid and ethanoic acid?

Question # 27

With amino acids ninhydrin solution gives

Question # 28

Acetic acid is manufactured by the fermentation of

Question # 29

Carboxylic acids are more acidic than pehnol and alcohol because of

Question # 30

Pro stand for

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ECAT Chemistry Chapter 24 Important MCQ's

Sr.# Question Answer
1
Question Image
A. Ethanol in the presence of concentrated sulphuric acid
B. Potassium hydroxide
C. Sodium
D. Sodium carbonate
2 Acetamide is prepared by
A. Heating ammonium acetate
B. Heating methyl cyanide
C. Heating ethyl acetate
D. The hydrolysis of methyl cyanide
3 Given below are some statements concerning formic acid, which of them is true?
A. It is a weaker acid than acetic acid
B. It is a reducing agent
C. When its calcium salt is heated, it forms a ketone
D. It is an oxidizing agent
4 Which of the following is not a fatty acid?
A. Propanoic acid
B. Acetic acid
C. Phthalic acid
D. Butanoic acid
5 Ethyl acetate reacts with CH3MgBr to form
A. Secondary alcohol
B. Tertiary alcohol
C. Primary alcohol and acid
D. Acid
6 With amino acids ninhydrin solution gives
A. Blue
B. Violet
C. Bluish violet
D. White
7 If acetyl chloride is reducing in the presence of BaSO4and Pd, then
A. CH3CHO is formed
B. CH3CH2OH is formed
C. CH3COOH is formed
D. CH3COCH3is formed
8 Active metals react with carboxylic acid releasing gas:
A. CO
B. CO2
C. H2O as steam
D. H2
9 Acetamide and NaOBr/OH-produce
A. Ethanamine
B. Methanamide
C. CH3CN
D. NH3
10 Lactic acid on heating with dil. H2SO4gives
A. Acetic acid
B. Propionic acid
C. Acrylic acid
D. Formic acid

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