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

Lactic acid on heating with dil. H2SO4gives

Question # 2

Which of the following alcohols cannot be produced by treatment of aldehydes or ketones with NaBh4or LiAH4?

Question # 3

Palmitic acid & steanic acid ae obtained from process of fats & oils:

Question # 4

The Zwitter ion is also called

Question # 5

What will happen if LiAIH4is added to an ester?

Question # 6

Which are used as essences (flowers)?

Question # 7

Aliphatic carboxylic acids have carboxyl group attached to:

Question # 8

Vinegar is dilute solution of:

Question # 9

Carboxylic acids react with acids releasing gas from it:

Question # 10

The solution of which acid is used for seosoning of food ?

Question # 11

Carboxyl group has functional group in it:

Question # 12

Carboxylic acids are reduced to in presence of NaAIH4

Question # 13

Boiling point of acetic acid is°C:

Question # 14

Acetamide and NaOBr/OH-produce

Question # 15

Acetic Acid is obtained from:

Question # 16

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

Question # 17

Etherification is catalyzed by

Question # 18

Carboxylic acids are more acidic than pehnol and alcohol because of

Question # 19

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

Question # 20

Which of the following statements about acetic, anhydride is not correct

Question # 21

Hydrolysis of alkyl nitriles is done to get carboxylic acids in the presence of

Question # 22

Those amino acids which contain two carboxylic groups are called ______ amino acids

Question # 23

Zwitter ion is ______ ion an amino acid

Question # 24

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

Question # 25

From the following values of dissociation constants of four acids which value represents the strongest acid?

Question # 26

Primary alcohols and aldehydes are oxidized to corresponding:

Question # 27

In the presence of Aluminium ethoxide, aldehydes get converted into esters. The reaction is known as

Question # 28

Acetic acid is manufactured by:

Question # 29

If a large number of amino acids (hundreds to thousands) are joined by peptide bonds, the resulting product is called

Question # 30

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

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ECAT Chemistry Chapter 24 Important MCQ's

Sr.# Question Answer
1 A peptide having molecular mass upto 10,000 is called a
A. Vitamin
B. Protein
C. Polypeptide
D. Dipetide
2 When acetic acid and ethanol react together an ester is formed which is called
A. Ethyl ester
B. Ethanoic acid
C. Ethanoic acid
D. Ethyl acetate
3
Question Image
A. di(4-bormophenyl) method
B. Methanol
C. Propan-1-ol
D. Propan-2-ol
4 A colourless liquid, at room temperature reacts with soda lime to form sodium salt of carboxylic acid and ammonia gas. The liquids is
A. Propanamide
B. Propanoic acid
C. Formamide
D. Methyl Ethanoate
5 Aromatic carboxylic acids have carboxyl group attached to group :
A. Alkyl group
B. Aryl group
C. Phenyl group
D. Benzyl group
6 Two moles of acetic acid are heated with P2O5the product formed is
A. 2 moles of ethyl alcohol
B. Formic anhydride
C. Acetic anhydride
D. 2 moles of methyl cyanide
7 The human body can synthesize ______ amino acids
A. 1
B. 10
C. 20
D. 19
8 What is formed when oxalic acid is dehydrated by conc. H2SO4?
A. C + CO2
B. CO
C. CO2
D. CO + CO2
9 Rosenmund's reduction of an acyl chloride gives
A. An aldehydes
B. An alcohol
C. An ester
D. A hydrocarbon
10 Which following derivative cannot be prepared directly from acetic acid?
A. Acetamide
B. Acetyl chloride
C. Acetic anhdride
D. Ethyl acetate

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