Question # 1

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

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Sodium

Potassium

Magnesium

Copper

Methyl cyanide, on boiling with mineral acids yield

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Acetic acid

Formic acid

Propanoie acid

Butanoic acid

Which one of the following will react with bothethand and ethanoic acid at room temperature

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CaCO3

CuO

Na-metal

CH3OH

Which compound shows the highest melting point

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water

Propanoic acid

Methanoic acid

Ethanoic acid

An organic compound made from oxidation of ethanol is

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Formic acid

Acetic acid

Malonic acid

Citric acid

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

solubility of carboxylic acids decreases in water with increase in molar mass because

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Bigger molecules are more polar

bigger molecules have bigger non-polar groups

bigger molecules make more hydrogen bonds

bigger molecules can form lesser hydrogen bonds/molecule

The highest melting point is observed by

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Butanoic acid

Propanoic acid

Pentanoie acid

HCI

Ethanoic acid reacts with all of these to produce water except

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Ethanol

Sodium

Caustic soda

Sodium hydrogen carbonate

The specie that develops strongest hydrogen bonding with water

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НСООН

B.CH3CH2СООН

CH3СООН

CICH2COOH

Reaction of acetic acid with LiAIH4 gives

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Ethanol

Ethanal

Ethane

Ethyl acetate

Which of the following is a strong acid

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CH3COOH

C2H5OH

HCOOH

Phenol

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

All are dicarboxylic acids except

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Oxalic acid

Malonic acid

Picric acid

Tartaric acid

Formamide is formed by the reaction of which acid with ammonia

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Oualic acid

Formic acid

Ethanoic acid

Propanoic acid

Which of the following has the lowet solubility in water

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НСOOH

CH3СООН

CH3-CH2-СООН

C3H7-COOH

Final product of hydrolysis of nitrile is

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Ketone

Alcohol

Aldehyde

Carboxylic 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

Ester with raspberry flavor

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Amyl acetate

Isobutyl formate

Amyl butyrate

Octyl acetate

Esters have fruity smell and are used as artificial favours. Amyl acetate gives flavour of

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Banana

Jasmine

Pineapple

Orange

Estyl butyrate has flavour like

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Banans

Jasmine

Pineapple

Orange

In the esterification, first attack is due toon carborylic acid

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Hydrogen ion

Alcohols

Water

All

The derivatives that cannot be prepared directly from the acetie acid

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Acetamide

Acetic anhydride

Ethyl acetate

Ester

Which compound is not formed as a result of reaction between acetic acid & HI & red phosphorous

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Ethanol

Water

lodine

Ethane

Oils and fats belong to the class of

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Alcohols

Hydrocarbons

Acids

Esters

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

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