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

Which are used as essences(flowers)?

Question # 2

Aspirin is

Question # 3

Active metals react with carboxylic acid releasing gas:

Question # 4

A carboxylic acid contains:

Question # 5

Which of the following compounds on boiling with KMnO4(alk) and subsequent acidification will not give benzoic acid?

Question # 6

Sulphonation of benzoic acid produces mainly

Question # 7

Which of the following is not fatty acid?

Question # 8

Carboxylic acids having carboxyl group one is called:

Question # 9

Tryosine was isolated from

Question # 10

Caroxyl group has functional in it.

Question # 11

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

Question # 12

The order of decreasing ease of reaction with ammonia is

Question # 13

Carboxylic acids on complete reduction in the presence of Hi and red phosphorus gives:

Question # 14

The human body can synthesize ______ amino acids

Question # 15

Amides on treatment with Br2and KOH are converted into amines, the reaction is known as

Question # 16

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

Question # 17

When propanamide reacts with Br2and NaOH then which of the following compounds is formed?

Question # 18

Hydrolytic reaction of fats by causic soda is known as

Question # 19

Easter are pleasant smelling compounds. Which ester posseses odour like pineapple

Question # 20

Monocarboxylic acids exist as dimer because of

Question # 21

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

Question # 22

Optical activity is possible in

Question # 23

In public urinals, we observe some nascent smell. This smell is due to

Question # 24

Formic acid is given names from Latin word a "formic" which means:

Question # 25

Aliphatic carboxylic acids have carboxyl group attached to:

Question # 26

The OH group present in acids may be replaced by CI atom on treatment with

Question # 27

Glacial Acetic acid is

Question # 28

What will happen if LiAIH4is added to an ester?

Question # 29

Acetic Acid is obtained from:

Question # 30

Primary alcohols and aldehydes are oxidized to corresponding:

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ECAT Chemistry Chapter 24 Important MCQ's

Sr.# Question Answer
1 The acid showing salt like character in aqueous solution is
A. Acetic acid
B. Benzoic acid
C. Formic acid
D. α - Aminoacetic acid
2 The OH group present in acids may be replaced by CI atom on treatment with
A. PCI5
B. SOCI2
C. Both of them
D. None of the above
3 Acetic acid is manufactured by the fermentation of
A. Ethanol
B. Methanol
C. Ethanal
D. Methanal
4 Which is not carboxylic acid with pungent smell?
A. Formic acid
B. Acetic acid
C. Ethanoic acid
D. Butyric acid
5 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
6 Amiino acids are building blocks of:
A. Protein
B. Carbohydrates
C. Lipids
D. Fats
7 From the following values of dissociation constants of four acids which value represents the strongest acid?
A. 2 x 10-2
B. 0.02 x 10-1
C. 3 x 10-4
D. 2 x 10-4
8 Boiling point of acetic acid is°C:
A. 116
B. 117
C. 118
D. 119
9 Lysine is ______ amino acid
A. Acidic
B. Basic
C. Natural
D. None of these
10 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

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