ECAT Pre Engineering Chemistry Chapter 24 MCQ Test With Answer

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ECAT Chemistry Chapter 24 Important MCQ's

Sr.#	Question	Answer
1
2	The M.P. of carboxylic acids containing even number of carbon atoms is ______ than the next	A. Higher B. Low C. Equal D. None
3	Glacial Acetic acid is	A. Pure acetic acid at 100°C B. Acetic acid mixed with methanol C. Pure acetic acid at 0°C D. Pure acetic acid above 16.6°C
4	Which of the following statements about acetic, anhydride is not correct	A. It is immiscible with water but is hydrolysed to give acetic acid B. It is prepared by the action of actyl chloride on the sodium salt of acetic acid C. it reacts with ammonia to give acetamide D. it is a strong acid
5	The Zwitter ion is also called	A. International salt B. Internal salt C. No salt D. None of these
6	Lactic acid on heating with dil. H₂SO₄gives	A. Acetic acid B. Propionic acid C. Acrylic acid D. Formic acid
7	Carboxylic acids generally exists in cyclic	A. Monomers B. Dimers C. Trimers D. Tetrameter
8		A. It decolourises aqueous bromine rapidly B. It is insoluble in water C. It reduces Fehling's reagent D. Two molecules react with each other in the presence of a strong acid
9	Ethyl acetate reacts with CH₃MgBr to form	A. Secondary alcohol B. Tertiary alcohol C. Primary alcohol and acid D. Acid
10	The solution of which acid is use for seasoning of food?	A. Formic acid B. Acetic acid C. Benzoin acid D. Butanoic acid

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ECAT Pre Engineering Chemistry Chapter 24 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 24 Carboxylic Acid Online Test

ECAT Chemistry Chapter 24 Carboxylic Acid Online Test

Hydrolytic reaction of fats by causic soda is known as

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

Amino acids are buildng blocks of:

A carboxylic acid contains:

Hydrolysis of trichloromethane with aqueous KOH gives

Acetamide and NaOBr/OH-produce

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

Acetic acid is manufactured by:

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

With the increase in carbon no. the solubility of carboxylic acids

Aliphatic carboxylic acids have carboxyl group attached to:

Active metals react with carboxylic acid releasing gas:

Compounds containing cyanide group (.........C=H) are called:

Lower carboxylic acids are soluble in water due to

Carboxylic acids are more acidic than pehnol and alcohol because of

Amylacetate flavour is present in:

Common names of carboxylic acids are given by then:

The Zwitter ion is also called

Carboxylic acids on complete reduction in the presence of Hi and red phosphorus gives:

When a carboxylic acid reacts with alcohol, it produces a new class of compounds

Acetic Acid is obtained from:

Acetamide is prepared by:

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

The solution of which acid is used for seosoning of food ?

Easter are pleasant smelling compounds. Which ester posseses odour like pineapple

General formula of aliphatic carboxylic acids:

Carboxylic acid can generally be prepared by various methods. Which of the following methods is not suitable for making carboxylic acids

Acetic acid is obtained when

Which of the following is present in the stings of bees and wasps

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

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ECAT Chemistry Chapter 24 Important MCQ's

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Acetamide and NaOBr/OH^-produce