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

Aliphatic carboxylic acids have carboxyl group attached to:

Question # 2

Acetamides are formed by the reaction of carboxylic acids with

Question # 3

The organic compounds containing Ph--OH group are called:

Question # 4

Acetamide is prepared by

Question # 5

The common name of propanoic acid is

Question # 6

Rosenmund's reduction of an acyl chloride gives

Question # 7

What is formed when oxalic acid is dehydrated by conc. H2SO4?

Question # 8

Acetic acid is manufactured by the fermentation of

Question # 9

Hydrolysis of an ester gives a carboxylic acid which on Kolbe's electrolysis yields ethane. the easter is

Question # 10

With amino acids ninhydrin solution gives

Question # 11

Lactic acid on oxidation by alkaline potassium permanganate gives

Question # 12

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

Question # 13

Zwitter ion is ______ ion an amino acid

Question # 14

Common names of carboxylic acids are given by then:

Question # 15

Amylacetate flavour is present in:

Question # 16

The general formula of amino acids is

Question # 17

Acetic acid is miscible in:

Question # 18

Which acid is used in the manufacture of synthetic fibre?

Question # 19

Which one of the following has been hydroxyl and carboxylic acid groups

Question # 20

The Zwitter ion is also called

Question # 21

Hydrolysis of alkyl nitriles gives:

Question # 22

If acetyl chloride is reducing in the presence of BaSO4and Pd, then

Question # 23

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

Question # 24

Carboxylic acids react with acids releasing gas from it:

Question # 25

The reaction of acetaldehyde with HCN followed by hydrolysis gives a product which exhibits

Question # 26

Carboxyl group has functional group in it:

Question # 27

Boiling point of acetic acid is oC

Question # 28

Which of the following order is incorrect w.r.t property indicated?

Question # 29

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

Question # 30

Hydrolytic reaction of fats by causic soda is known as

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ECAT Chemistry Chapter 24 Important MCQ's

Sr.# Question Answer
1 Essential amino acids are those amino acids which
A. Body can not synthesize
B. Body can synthesize
C. α-amino acids
D. β-amino acids
2 Carboxylic acids are more acidic than pehnol and alcohol because of
A. Intermolecular hydrogen bonding
B. Formation of dimmers
C. Highly acidic hydrogen
D. Resonance stabilization of their conjugate base
3
Question Image
A. Step 1 Step 2
HCI HCN
B. HcN,NaCH H2SO4
C. H2SO4 K2Cr2O7/H2SO4
D. KCN HCI
4 Hydrolysis of alkyl nitriles is done to get carboxylic acids in the presence of
A. Mineral acids
B. Mineral alkalies
C. Organics acids
D. Minerals acids & alkalies
5 Compounds containing cyanide group (.........C=H) are called:
A. Nitrides
B. Nitrites
C. Nitriles
D. Cyanides
6 Partial reduction of acetic acid happens with
A. NH3
B. LiAIH4
C. P + HI
D. PCI5
7 Acetamide and NaOBr/OH-produce
A. Ethanamine
B. Methanamide
C. CH3CN
D. NH3
8 Lactic acid on oxidation by alkaline potassium permanganate gives
A. Tartaric acid
B. Pyruvic acid
C. Cinnamic acid
D. Propionic acid
9 Which of the following does give violet colour with neutral ferric chloride?
A. Acetic acid
B. Salicaylic acid
C. Formine acid
D. Benzoic acid
10 The order of decreasing ease of reaction with ammonia is
A. Anhydrides, esters, ethers
B. Anhydrides, ethers, esters
C. Ethers, anhydrides, esters
D. Esters, ethers, anhydrides

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