Which of the following compounds, when reduced with lithium aluminium hydride, produces a secondary amine?

1. Nitroethane

2. Methylisocyanide

3. Acetamide

4. Methyl cyanide

Subtopic:  Amines - Preparation & Properties |
 78%
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AIPMT - 2007
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Which reagent transforms nitromethane into methylamine?

1. Zn/HCl

2. Zn/NaOH

3. Zn/C2H5OH

4. Ni/H2

Subtopic:  Amines - Preparation & Properties | Mechanism |
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The product (C) in the below mentioned reaction is:
 \(\xrightarrow[]{{(NH_4)}_2S}\ A\ \xrightarrow[0-5\ ^\circ C]{NaNO_2/HCl}\ B \xrightarrow[\Delta]{C_2H_5OH}\ C\)

1. Nitrobenzene

2. 1,3-Diethoxybenzene

3. Ethoxybenzene

4. Benzene

Subtopic:  Diazonium Salts: Preparation, Properties & Uses | Urea & Nitro Compound |
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On hydrolysis, what do primary nitroalkanes give?

1. RCOOH + NH2OH

2. RCOOH

3. NH2OH

4. RCOR

Subtopic:  Urea & Nitro Compound |
 64%
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The product B in the below mentioned reaction is:
\(Acetamide \overset{P_2O_5}{\longrightarrow}A\ \overset{4H}{\longrightarrow}\ B\)

1. CH3NH                             

2. C2H5NH2

3. CH3CN                                   

4. CH3COONH4

Subtopic:  Amines - Preparation & Properties |
 66%
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Z in the below reaction sequence will be:
\(CH_3CH_2Cl \)\(\xrightarrow[]{NaCN}\ X\ \)\(\xrightarrow[]{Ni/H_2}\ Y \ \)\(\xrightarrow{Ac_2O}\ Z\)
1. \(\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{NHCOCH}_3 \)
2. \(\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{NH}_2 \)
3. \(\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{CONHCH}_3 \)
4. \(\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{CONHCOCH}_3\)

Subtopic:  Cyanides & Isocyanides |
 74%
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Which amine reacts with Hinsberg's reagent to produce an alkali insoluble product?

1. 2.
3. 4.
Subtopic:  Identification of Primary, Secondary & Tertiary Amines |
 76%
From NCERT
NEET - 2019
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Benzene diazonium chloride on reaction with aniline in the presence of dilute hydrochloric acid gives:

1.  2.  
3.   4.  
 

Subtopic:  Mechanism |
 91%
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Select the correct option based on statements below:

Assertion (A): Secondary amines have higher boiling points than their respective tertiary isomers.
Reason (R): H-bonding is absent in tertiary amines.
 
1. Both (A) and (R) are true and (R) is not the correct explanation of (A).
2. Both (A) and (R) are true but (R) is the correct explanation of (A).
3. (A) is true but (R) is false.
4. (A) is false but (R) is true.

Subtopic:  Amines - Preparation & Properties |
 62%
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Select the correct option based on statements below:

Assertion (A): Amines have a higher boiling point than the corresponding alcohols.
Reason (R): Alcohols possess intramolecular H-bonding.
 
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Amines - Preparation & Properties |
 68%
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