Statistics and Probability
Uncategorized
Linear Programming
Matrices and Determinants
Permutations and Combinations
Mathematical Reasoning
Vectors and Three-Dimensional Geometry
Sets, Relations and Functions
Coordinate Geometry (Old)
Binomial Theorem
Sequence and Series
Integral Calculus
Principle of Mathematical Induction
Limits, Continuity and Differentiability
Logarithm, Indices, Surds and Partial Fraction
Linear Inequalities
Conic Sections
Differential Equations
Complex Numbers and Quadratic Equations
Differential Calculus
Trigonometry
Straight Lines
Coordinate Geometry

Vectors
Atoms and Nuclei
Electromagnetic Induction and Alternating Currents
Dual Nature of Matter and Radiation
Thermodynamics
Current Electricity
Electromagnetic Waves
Kinematics
Laws of Motion
Properties of Bulk Matter
Communication System
Oscillations and Waves
Uncategorized
Magnetic Effects of Current and Magnetism
Physical World and Measurement
Behaviour of Perfect Gas and Kinetic Theory
Motion of System of Particles and Rigid Body
Gravitation
Electronic Devices & Semiconductor
Electrostatics
Optics
Work, Energy and Power

Chemical Bonding and Molecular Structure
Some p-Block Elements
Aldehydes, Ketones and Carboxylic Acids
Solid State
Surface Chemistry
Amines
Structure of Atom
Coordination Compounds
Classification of Elements and Periodicity in Properties
Redox Reactions
Alcohols, Phenols and Ethers
Haloalkanes and Haloarenes
Organic Compounds Containing Nitrogen
Chemistry in Everyday Life
Solutions
Chemical Kinetics
p-Block Elements
d and f Block Elements
Equilibrium
Environmental Chemistry
General Principles and Processes of Isolation of Elements
Biomolecules
Polymers
s-Block Element (Alkali and Alkaline earth metals)
Thermodynamics
Hydrocarbons
Some Basic Concepts of Chemistry
Hydrogen
Organic Chemistry- Some Basic Principles and Techniques
Electrochemistry
Uncategorized
States of Matter: Gases and Liquids
Nuclear Chemistry

Amines

**Correct Marks**
4

**Incorrectly Marks**
-1

Q 1. Which of the following cannot react with {tex} \mathrm { HNO } _ { 2 } ? {/tex}

{tex} \mathrm { CH } _ { 3 } \mathrm { CONH } _ { 2 } {/tex}

{tex} \left( \mathrm { CH } _ { 3 } \right) _ { 3 } \mathrm { CNO } _ { 2 } {/tex}

{tex} \left( \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \right) _ { 2 } \mathrm { NH } {/tex}

{tex} \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { NH } _ { 2 } {/tex}

**Correct Marks**
4

**Incorrectly Marks**
-1

Q 2. The following reaction constitutes:

{tex} \mathrm { RNH } _ { 2 } + \mathrm { S } = \mathrm { C } = \mathrm { S } \frac { \mathrm { HgCl } _ { 2 } } { \mathrm { H } _ { 2 } \mathrm { S } }\underset{\mathrm{Alkyl\ isothiocynate}}{ \mathrm { R } - \mathrm { N } = \mathrm { C } = \mathrm { S } }+ \mathrm { H } _ { 2 } \mathrm { S } {/tex}

Mustard oil reaction

Test for {tex} 3 ^ { \circ } {/tex} amine

Test for {tex} 2 ^ { \circ } {/tex} amine

Test for {tex}\mathrm{CS_2}{/tex}

**Correct Marks**
4

**Incorrectly Marks**
-1

Q 3. Nitrobenzene on electrolytic reduction gives:

Azobenzene

Hydrazobenzene

Aminophenol

Aniline

**Correct Marks**
4

**Incorrectly Marks**
-1

Q 4. Which of the following amines will form stable diazonium salt at {tex} 273 - 283 \mathrm { K? } {/tex}

{tex} \mathrm { C } _ { 2 } \mathrm { H } _ { 5 } \mathrm { NH } _ { 2 } {/tex}

{tex} \mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { NH } _ { 2 } {/tex}

{tex} \mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { CH } _ { 2 } \mathrm { NH } _ { 2 } {/tex}

{tex} \mathrm { CH } _ { 3 } \mathrm { NH } _ { 2 } {/tex}

**Correct Marks**
4

**Incorrectly Marks**
-1

Q 5. The reaction of primary amine with chloroform and ethanoic solution of {tex}\mathrm{KOH}{/tex} is called:

Hofmann reaction

Reimer-Tiemann reaction

Carbylamine reaction

Kolbe reaction

**Correct Marks**
4

**Incorrectly Marks**
-1

Q 6. The most unlikely representation of resonance structures of {tex} p {/tex} -nitrophenoxide ion is:

**Correct Marks**
3

**Incorrectly Marks**
-1

Q 7.

Compound {tex} ( \mathrm { A } ) {/tex} is:

**Correct Marks**

**Incorrectly Marks**

Q 8.

**Correct Marks**

**Incorrectly Marks**

Q 9.

Which of the following cannot react with ?

**Correct Marks**

**Incorrectly Marks**

Q 10.

Primary, secondary, tertiary amines can be separated by the following except:

Fractional distillation

Fractional method using diethyl oxalate

Hinsberg's method using

Selective crystallisation

Statement is self explanatory

**Correct Marks**

**Incorrectly Marks**

Q 11.

The correct order of basicities of the following compound is:

(2)>(1)>(3)>(4)

(1)>(3)>(2)>(4)

(3)>(1)>(2)>(4)

(1)>(2)>(3)>(4)

(1)>(3)>(2)>(4)

1.

More basic due to the presence of two LP

2.

3.

4. (Amides are resonance stabilised; so they are the weakest bases. Amides behave as amphoteric.)

**Correct Marks**

**Incorrectly Marks**

Q 12.

Stephen's reduction converts nitriles into:

Aldehydes

Ketones

Amines

Carboxylic acids

Stephen''s reduction is partial reduction of RCN to aldehydes

**Correct Marks**

**Incorrectly Marks**

Q 13.

Which of the following will yield phenylhydrazine hydrochloride?

Benzene and hydrazine

Hydrazine and

Benzenediazonium chloride and

Nitrobenzene and

**Correct Marks**

**Incorrectly Marks**

Q 14.

Amongst the compound given, the one that would form a brilliant coloured dye on treatment with

As we know, benzenediazonium salt forms brilliant coloured dye with *p*-toludine (c) as it is a primary aromatic amine. Primary aromatic amine, on treatment with

**Correct Marks**

**Incorrectly Marks**

Q 15.

Among the following, the strongest base is:

(d) is an aliphatic amine; so it is stronger base than aromatic amine. Moreover, EWG

(d)>(a)>(c)>(b)

**Correct Marks**

**Incorrectly Marks**

Q 16.

Mendius reaction involves the:

Reduction of aldehydes to give alcohols

Reduction of nitriles with sodium and ethanol

Oxidation of nitriles

Hydrolysis of cyanides

**Correct Marks**

**Incorrectly Marks**

Q 17.

In order to distinguish between

Hinsberg reagent

Benzene diazonium chloride

None of the above

**Correct Marks**

**Incorrectly Marks**

Q 18.

Primary and secondary amines are distinguished by:

**Correct Marks**

**Incorrectly Marks**

Q 19.

The following reaction constitutes:

Alkyl isothiocynante

Mustard oil reaction

Test for

Test for

Test for

**Correct Marks**

**Incorrectly Marks**

Q 20.

Nitrobenzene on electrolytic reduction gives:

Azobenzene

Hydrazobenzene

Aminophenol

Aniline

**Correct Marks**

**Incorrectly Marks**

Q 21.

When propane is subjected to the treatment with fuming nitric acid at 673 K, which of the following will not be formed?

1-Nitropropane

2-Nitropropane

Nitromethane

Nitrohexane

**Correct Marks**

**Incorrectly Marks**

Q 22.

Which of the following is the weakest base?

Basic order:

**Correct Marks**

**Incorrectly Marks**

Q 23.

Nitrobenzene is subjected to reduction with zinc dust and ammonium chloride. The main product formed will be:

Benzenamine

Aniline

N-Phenylhydroxylamine

None of these

**Correct Marks**

**Incorrectly Marks**

Q 24.

Nitrogen is likely to be evolved when

Only in

**Correct Marks**

**Incorrectly Marks**

Q 25.

The electrolytic reduction of nitrobenzene in strongly acidic medium produces:

Phenol

Hydroazobenzene

Azobenzene

Your request has been placed successfully.