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	Carboxylic acids on complete reduction in the presence of HI and red Phosphours gives:	A. esters B. alcohols C. alkanes D. aldehydes
2	Which of the following is the strongest acid?	A. CF₃COOH B. CBr₃COOH C. CH₃COOH D. CCl₃COOH
3	Which reagent is used to reduce a carboxylic group to an alcohol?	A. H2/Ni B. H2/Pt C. NaBH4 D. LiAIH4
4	HCOOH reacts with conc. H₂SO₄to produce	A. CO B. CO₂ C. NO D. NO₂
5	Carboxylic acids having carboxyl group one is called:	A. Mono carboxylic acid B. Di-carboboxylic acid C. Tri carboxilic acid D. Tetra carboxylic acid
6		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
7	General formula of aromatic carboxyl acids	A. R---------------OH B. RCOOH C. RCOR D. ARCOOH
8	With the increase in carbon no. the solubility of carboxylic acids	A. Increases B. Decreases C. Remains same D. None of these
9	Vinegar is dilute solution of:	A. Acitic acid B. Formic acid C. Butyric acid D. Propionic acid
10	Primary alcohols and aldehydes are oxidized to corresponding:	A. alkanes B. alkenes C. Alkynes D. Carboxylic 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

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

CH3CH2COOH is also named as:

Vinegar is dilute solution of:

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

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

Between CH3COOH and HCOOH, HCOOH will be

Acetamide is prepared by

Which are used as essences (flowers)?

Acidic hydrolysis of acetamide gives

Amylacetate flavour is present in:

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

When a carboxylic acid reacts with a metal ______ gas is evolved

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

A carboxylic acid containing Ar group in it is called:

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

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

Which of the following derivative can not be prepared directly from acetic acid

Lactic acid on oxidation by alkaline potassium permanganate gives

Carboxylic acids generally exists in cyclic

Lactic acid on heating with dil. H2SO4gives

When acetamide reacts with Br2and caustic soda, then we get

Acetic acids react with PCI5 giving:

Tryosine was isolated from

Acetic Acid is obtained from:

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

Glacial Acetic acid is

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

Which reagent is used to reduce a carboxylic group to an alcohol?

Acyl halide is formed by reacting PCl5with

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

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ECAT Chemistry Chapter 24 Important MCQ's

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AJ

CH₃CH₂COOH is also named as:

Between CH₃COOH and HCOOH, HCOOH will be

Lactic acid on heating with dil. H₂SO₄gives

When acetamide reacts with Br₂and caustic soda, then we get

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

Acyl halide is formed by reacting PCl₅with

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