Question # 1

An acid that exists as a cyclic dimer in benzene and shows a molar mass of 120g/mol is

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СН3СOOH

HCOOH

CI2CHCOOH

Сl3CCOOH

Velaric acid is obtained from a herb velarian, its IUPAC name is

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Propionic acid

Pentanoic acid

Butyric acid

Caporic acid

Which of the following metal cannot evolve hydrogen from the acetic acid

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Sodium

Potassium

Magnesium

Copper

The derivatives that cannot be prepared directly from the acetie acid

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Acetamide

Acetic anhydride

Ethyl acetate

Ester

Molar mass of formic acid in benzene comes out to be

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64

46

32

92

Which of the following acid is unsaturated carboxylie acid

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Malonic acid

Oxalic acid

Succinic acid

Maleic acid

Propanoic acid is functional group isomer of

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Methyl acetate

Ethyl acetate

Propanal

Proparone

Primany aleohols sornally give us aldehyde when oxidized in the presence of acidified Na2Cr2O7, what will be the product, when the secondary alcohols are oxidized in same condition?

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Alkenes

Alkyl halide

Alkynes

Ketones

The highest melting point is observed by

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Butanoic acid

Propanoic acid

Pentanoie acid

HCI

Methyl cyanide, on boiling with mineral acids yield

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Acetic acid

Formic acid

Propanoie acid

Butanoic acid

Carboxylic acid is more acidic than phenol because of the greater stability of

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Carboxylic acid

Phenoxide ion

proton

Carboxylate ion

In esterification, the OH of carboxylic acid is replaced by

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OR+

R+

OR

R

Octyl acetate has the flavor of

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Orange

Pineapple

Banana

Apple

The formation of acetic anhydride from acetic acid follows the mechanism

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SN

AN

SE

AE

Formamide is formed by the reaction of which acid with ammonia

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Oualic acid

Formic acid

Ethanoic acid

Propanoic acid

In the esterification, first attack is due toon carborylic acid

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Hydrogen ion

Alcohols

Water

All

The specie that develops strongest hydrogen bonding with water

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НСООН

B.CH3CH2СООН

CH3СООН

CICH2COOH

A compound X has all of the properties below. It is a liquid at 25°C it mixes completely with water it reaets with aqueous sodium hydroxide, What could X be?

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_{Ethanoic acid}

Ethene

Ethanol

Ethyl ethanoate

Oils and fats belong to the class of

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Alcohols

Hydrocarbons

Acids

Esters

Carboxylic acids reacts with sodium carbonate, & gas evolved in this reaction

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CO2

H2

CO

Both a &b

All are dicarboxylic acids except

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Oxalic acid

Malonic acid

Picric acid

Tartaric acid

Final product of hydrolysis of nitrile is

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Ketone

Alcohol

Aldehyde

Carboxylic acid

Ethanoic acid reacts with all of these to produce water except

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Ethanol

Sodium

Caustic soda

Sodium hydrogen carbonate

One of the following compound reacts with its own oxidation product (an oxidation involves no loss of carbon) to give sweet odour liquid

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Propanal

Propanone

1-propanol

Propanoic acid

Which one of the following reaction of carboxylic acid is reversible?

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Esterification

Salt formation

Reaction with PCI5

Reaction with SOCI2

An organic compound made from oxidation of ethanol is

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Formic acid

Acetic acid

Malonic acid

Citric acid

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MDCAT Chemistry Chapter 17 Aldehydes and Ketones Online Test MCQs With Answers

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