Question # 1

Lysine is ______ amino acid

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Acidic

Basic

Natural

None of these

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Ethanol in the presence of concentrated sulphuric acid

Potassium hydroxide

Sodium

Sodium carbonate

Formic Acid is obtained from Red out by:

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Distillation

Crystallization

Filtration

sublimation

Lactic acid on heating with dil. H₂SO₄gives

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Acetic acid

Propionic acid

Acrylic acid

Formic acid

CH₃CH₂COOH is also named as:

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Propionic acid

Propanoic acid

Acetic Acid

Both (a) and (b)

Common names of carboxylic acids are given by then:

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Source

Person discovered

place

habit

Which following derivative cannot be prepared directly from acetic acid?

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Acetamide

Acetyl chloride

Acetic anhdride

Ethyl acetate

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

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Hoffmann's bromamide reaction

Hoffmann's methylation

Gabriel phthalimide reaction

H.V.Z reaction

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

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Schmidt reaction

Aldol condensation

Beckmann's rearrangement reaction

Tischenko reaction

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

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Ethyl alcohol

Propyl alcohol

Propyl amine

Ethylamine

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

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1-Propanol

2-Propanol

2-Methyl2-Proponal

Ethanol

Carboxylic acids are more acidic than pehnol and alcohol because of

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Intermolecular hydrogen bonding

Formation of dimmers

Highly acidic hydrogen

Resonance stabilization of their conjugate base

Carboxylic acids on complete reduction in the presence of HI and red Phosphours gives:

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esters

alcohols

alkanes

aldehydes

Acetic acid is manufactured by the fermentation of

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Ethanol

Methanol

Ethanal

Methanal

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

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2 x 10^-2

0.02 x 10^-1

3 x 10^-4

2 x 10^-4

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di(4-bormophenyl) method

Methanol

Propan-1-ol

Propan-2-ol

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Elimination Esterification

Elimination Isomerisation

Oxidation Exterification

Oxidation Oxidation

Weakest acid among the followings is

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Acetic acid

Phenol

Water

Acetylene

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Acidic amino acid

Basic amino acid

Neutral amino acid

None of these

Acidic hydrolysis of acetamide gives

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Acetaldehyde

Acetic acid

Methyl amine

Formic acid

Carboxylic acids having carboxyl group one is called:

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Mono carboxylic acid

Di-carboboxylic acid

Tri carboxilic acid

Tetra carboxylic acid

Toluene can be oxidized to benzoic acid by

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KMnO₄(alk)

K₂Cr₂O₇(acidic)

Both

None

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

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Amm. silver nitrate solution

Neutral ferric chloride

Sodium hydroxide solution

Sodium carbonate solution

Zwitter ion is ______ ion an amino acid

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Polar

Monopular

Dipolar

Non polar

Glutamic acid, aspartic acid are ______ amino acid

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Acidic

Basic

Neutral

None of these

Acyl halide is formed by reacting PCl₅with

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Alcohol

Ester

Amide

Both carboxylic acids as well as esters

The acid showing salt like character in aqueous solution is

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Acetic acid

Benzoic acid

Formic acid

α - Aminoacetic acid

Which are used as essences(flowers)?

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aldehydes

Ketones

alcohols

esters

Ethyl acetate is obtained when methyl magnesium iodide reacts with

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Ethyl formate

Ethyl choroformate

Acetyl chloride

carbondioxide

The human body can synthesize ______ amino acids

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1

10

20

19

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

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PCI₅

SOCI₂

Both of them

None of the above

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ECAT Chemistry Chapter 24 Carboxylic Acid Online Test MCQs With Answers

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