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

Aromatic carboxylic acids have carboxyl group attached to group :

Question # 2

Which are used as essences (flowers)?

Question # 3

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

Question # 4

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

Question # 5

Rearrangement of an oxime to an amide in the presence of strong acid is called

Question # 6

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

Question # 7

General formula of aliphatic carboxylic acids:

Question # 8

Glacial acetic acid freezes to ice like solid at (°C)

Question # 9

Acetic acid is obtained when

Question # 10

Boiling point of acetic acid is oC

Question # 11

Active metals react with carboxylic acid releasing gas:

Question # 12

Carboxylic acids generally exists in cyclic

Question # 13

Acetamide is prepared by:

Question # 14

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

Question # 15

Optical activity is possible in

Question # 16

The order of decreasing ease of reaction with ammonia is

Question # 17

Given below are some statements concerning formic acid, which of them is true?

Question # 18

The acid present in the stings of bees and wasps in

Question # 19

Lactic acid on heating with dil. H2SO4gives

Question # 20

A compound containing carboxyl group in them are called:

Question # 21

An organic acdi having molecular formula C2H4O2is

Question # 22

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

Question # 23

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

Question # 24

A compound X has all of the following properties: It is a liquid at room temperature and atmospheric pressure; It does not mix completely with water; It does not decolorise acidified potassium manganate
What could X be

Question # 25

Amino acids contain functional groups in it:

Question # 26

CH3CH2COOH is also named as:

Question # 27

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

Question # 28

Which following derivative cannot be prepared directly from acetic acid?

Question # 29

The general formula of amino acids is

Question # 30

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

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ECAT Chemistry Chapter 24 Important MCQ's

Sr.# Question Answer
1 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
2 Monocarboxylic acids exist as dimer because of
A. Dipole-dipole attraction
B. Hydrogen bonding
C. Van der Waals forces
D. Conhesive forces
3 The human body can synthesize ______ amino acids
A. 1
B. 10
C. 20
D. 19
4 Which reagent is used to reduce a carboxylic group to an alcohol?
A. H2/Ni
B. H2/Pt
C. NaBH4
D. LiAIH4
5 With amino acids ninhydrin solution gives
A. Blue
B. Violet
C. Bluish violet
D. White
6 Which are used as essences (flowers)?
A. Aldehydes
B. Ketones
C. Alcohols
D. Esters
7 Which compound is both chiral and acidic
8 Which of the following reagents is used to distinguish between methanoic acid and ethanoic acid?
A. Amm. silver nitrate solution
B. Neutral ferric chloride
C. Sodium hydroxide solution
D. Sodium carbonate solution
9
Question Image
A. RCH(CH3)CO2H + CH3OH
B. RCH(CH3)CO2H + HCO2H
C. RCH(CH3)OH + CO2
D. RCH(CH3)OH + HCO2H
10 Which of the following compounds on boiling with KMnO4(alk) and subsequent acidification will not give benzoic acid?
A. Benzyl alcohol
B. Acetophenone
C. Anisole
D. Toluene

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  • AJ

    AJ

    27 May 2018

    better

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