Question # 1

Vinegar is dilute solution of:

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Acitic acid

Formic acid

Butyric acid

Propionic acid

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

Between CH₃COOH and HCOOH, HCOOH will be

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Less acidic

Equally acidic

More acidic

None

When hydrogen cyanide is added to an Aldehyde in the presence of ammonia it is called

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Strecker synthesis

Cory house synthesis

Williamson;s synthesis

None of these

An organic acdi having molecular formula C₂H₄O₂is

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Formic acid

Acetic acid

Oxalic acid

Propionic acid

Carboxylic acids functional group is:

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----COOH

-----COH

----CO---

----OH

The human body can synthesize ______ amino acids

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1

10

20

19

Which compound is both chiral and acidic

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Tryosine was isolated from

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Butter

Cheese

Oils

Fats

Amylacetate flavour is present in:

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Banana

Apple

Jasmine

Orange

Rosenmund's reduction of an acyl chloride gives

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An aldehydes

An alcohol

An ester

A hydrocarbon

Lower carboxylic acids are soluble in water due to

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Low molecular weight

Hydrogen bonding

Dissociation into ions

Easy hydrolysis

Lactic acid on oxidation by alkaline potassium permanganate gives

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Tartaric acid

Pyruvic acid

Cinnamic acid

Propionic acid

Primary alcohols and aldehydes are oxidized to corresponding:

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alkanes

alkenes

Alkynes

Carboxylic Acid

A carboxylic acid contains:

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A hydroxyl group

A carboxyl group

A hydroxyle & carboxyl group

A carboxyl &aldehyde group

Acetic acid is manufactured by:

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Distillation

Fermentation

Ozonolysis

Esterification

Which following derivative cannot be prepared directly from acetic acid?

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Acetamide

Acetyl chloride

Acetic anhdride

Ethyl acetate

Acetamides are formed by the reaction of carboxylic acids with

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Acids

Bases

Salts

NH₃

Acetic Acid reacts with PCl₅ giving:

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Acetamid

Acetyl chloride

Alcohol

ether

Etherification is catalyzed by

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Acids

Gases

Salts

None of the these

What will happen if LiAIH₄is added to an ester?

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Two units of alcohol are obtained

One unit of alcohol and one unit of acid is obtained

Two units of acids are obtained

None of these

The common name of propanoic acid is

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Acetic acid

Formic acid

Propionic acid

Butyric acid

Amiino acids are building blocks of:

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Protein

Carbohydrates

Lipids

Fats

When acetic acid and ethanol react together an ester is formed which is called

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Ethyl ester

Ethanoic acid

Ethyl acetate

Reaction of acids with alcohols is also known as

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Esterification

Saponification

Alkalization

None

Ethyl acetate is obtained when methyl magnesium iodide reacts with

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Ethyl formate

Ethyl choroformate

Acetyl chloride

carbondioxide

Those amino acids which contain two carboxylic groups are called ______ amino acids

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Acidic

Basic

Neutral

None of these

Vinegar made form cane sugar, now a days synthetically contains

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Citric acid

Lactic acid

Acetic acid

Palmitic acid

A colourless liquid, at room temperature reacts with soda lime to form sodium salt of carboxylic acid and ammonia gas. The liquids is

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Propanamide

Propanoic acid

Formamide

Methyl Ethanoate

What is the structure of the ester formed from propanoic acid and ethanol

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Active metals react with carboxylic acid releasing gas:

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CO

CO₂

H₂O as steam

H₂

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