Test: Organic Compounds Containing Nitrogen

Question 1

The following reaction takes place in the presence of

Accepted Answer

H2/Pd

Answer

NaOH/Pd

Answer

HCl/Pd

Answer

None of these

Question 2

The molecular formula of ethyl acetate is

Accepted Answer

C₄H₈O₂

Answer

C4H8O

Answer

C₅H₁₀O₂

Answer

C₅H₈O₂

Question 3

Nitro compounds are reduced by iron scrap and hydrochloric acid to yield one of the following compounds.

Accepted Answer

Amines

Answer

Esters

Answer

Amides

Answer

Nitriles

Question 4

Which of the following is a tertiary amine?

Accepted Answer

N,N – dimethylaniline

Answer

cyclohexylamine

Answer

N – ethyl – 1 – propanamine

Answer

3 – pentanamine

Question 5

When methylamine reacts with HCl the product is

Accepted Answer

methyl ammonium chloride

Answer

methane and methyl chloride

Answer

methonoate chloride

Answer

methylammonia

Question 6

For producing amines, the reaction of nitro compounds with iron scrap is preferred because

Accepted Answer

HCl is formed on hydrolysis of FeCl₂

Answer

HCl is very cheap

Answer

Not too much HCl is formed in the reaction

Answer

Nitro compounds are easily available

Question 7

Diazonium salts are used in the preparation of

Accepted Answer

Dyes

Answer

Hormones

Answer

Vitamins

Answer

Proteins

Question 8

When pyridine is treated with a mixture of nitric and sulfuric acids, the major product is:

Accepted Answer

3 – nitropyridine

Answer

3 – aminopyridine

Answer

2 – nitropyridine

Answer

4 – aminopyridine

Question 9

Direct nitration of aniline yields significant amount of meta derivative. To obtain more p – nitro derivative, one or more of the below can be done

Accepted Answer

all of these

Answer

reacting with acetic anhydride

Answer

acetylation reaction

Answer

controlling the nitration reaction

Question 10

Quaternary ammonium salt is formed

Accepted Answer

all of these

Answer

by serial nucleophilic substitution of the product

Answer

By treating an alkyl or benzyl halide with ammonia

Answer

By nucleophilic substitution reaction

Question 11

Which of the following amines is most soluble in water?

Accepted Answer

ethylamine

Answer

(CH₃CH₂CH₂)₂NH

Answer

pyrrolidine

Answer

(CH₃CH₃)₃N

Question 12

Sec – Butylamine is the common name of what compound?

Accepted Answer

2 – butanamine

Answer

N – ethylethanamine

Answer

1 – butanamine

Answer

N – methyl – 1 – propanamine

Question 13

Aniline does not undergo Friedel – Crafts reaction

Accepted Answer

all of these

Answer

Anilium ion deactivates any further reaction.

Answer

aluminium chloride, the catalyst reacts with NH₂ group

Answer

nitrogen of aniline acquires positive charge

Question 14

The main product formed by treating an alkyl or benzyl halide with excess ammonia

Accepted Answer

Primary

Answer

Mixed

Answer

Tertiary

Answer

Secondary

Question 15

The Hofmann elimination proceeds via a(n) __________ pathway.

Accepted Answer

E2

Answer

SN2

Answer

E1

Answer

SN1

Question 16

Arrange the following in order of increasing basicity: aniline, p – nitroaniline, p – toluidine,and p – methoxyaniline

Accepted Answer

p – nitroaniline < aniline < p – toluidine < p – methoxyaniline

Answer

p – methoxyaniline p – nitroaniline < aniline < p – toluidine

Answer

aniline < p – methoxyaniline p – nitroaniline < p – toluidine

Answer

p – nitroaniline < aniline< p – methoxyaniline < p – toluidine

Question 17

Aniline does not undergo Friedel – Crafts reaction

Accepted Answer

all of these

Answer

Anilium ion deactivates any further reaction.

Answer

aluminium chloride, the catalyst reacts with NH₂ group

Answer

nitrogen of aniline acquires positive charge

Question 18

Hinsberg’s reagent reacts with primary and secondary amines to form sulphonamides. This reagent is also known as

Accepted Answer

Benzenesulphonyl chloride

Answer

N Methylbenzamide

Answer

p – toluenesulphonyl chloride

Answer

None of these

Organic Compounds Containing Nitrogen - Free MCQ Practice Test with solutions,

MCQ Practice Test & Solutions: Test: Organic Compounds Containing Nitrogen (18 Questions)

The following reaction takes place in the presence of

The molecular formula of ethyl acetate is

Nitro compounds are reduced by iron scrap and hydrochloric acid to yield one of the following compounds.

Which of the following is a tertiary amine?

When methylamine reacts with HCl the product is

For producing amines, the reaction of nitro compounds with iron scrap is preferred because

Diazonium salts are used in the preparation of

When pyridine is treated with a mixture of nitric and sulfuric acids, the major product is:

Direct nitration of aniline yields significant amount of meta derivative. To obtain more p – nitro derivative, one or more of the below can be done

Quaternary ammonium salt is formed

Which of the following amines is most soluble in water?

Sec – Butylamine is the common name of what compound?

Aniline does not undergo Friedel – Crafts reaction

The main product formed by treating an alkyl or benzyl halide with excess ammonia

The Hofmann elimination proceeds via a(n) __________ pathway.

Arrange the following in order of increasing basicity: aniline, p – nitroaniline, p – toluidine,and p – methoxyaniline

Aniline does not undergo Friedel – Crafts reaction

Hinsberg’s reagent reacts with primary and secondary amines to form sulphonamides. This reagent is also known as

Chemistry Class 12

Chemistry Class 12

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