NEET Test Series-2021 to 2022/NEET Chemistry MCQS - Amines Sample Test,Sample questions

Question:
 Aniline is less basic than

1. Benzylamine

2.Triphenylamine

3.p-Nitroaniline

4. Diphenylamine


Question:
 In which of the following reactions does amide get converted to amine?

1.Claisen

2.Hoffmann

3. Kekule

4.Perkin


Question:
 Which of the following is formed when an alkyl primary amine reacts with nitrous acid?

1.Alkyl nitrite

2.Secondary amine

3.Nitroalkane

4.Alcohol


Question:
 Which of the following is true for the basicity of amines?

1.Alkylamines are generally less basic than arylamines because N is sp hybridised

2.Arylamines are generally more basic than alkylamines due to aryl group

3.Arylamines are generally less basic than alkylamines due to delocalisation of lone pair of electrons in the benzene ring

4.Alkylamines are generally less basic than arylamines because lone pair of electrons on N in the arylamines are not delocalised in the benzene ring


Question:
How many structural isomers are possible for C3H9N?

1.4

2.2

3.5

4.3


Question:
In this reaction acetamide is converted to methanamine

1.Gabriel phthalimide synthesis

2.Carbylamine reaction

3. Stephen’s reaction

4.Hoffmann bromamide reactio


Question:
This on reduction with LiAlH4 produces secondary amine

1. Methyl cyanide

2.Nitroethane

3.Methyl isocyanide

4.Acetamide


Question:
Which of the following compounds is formed on the electrolytic reduction of nitrobenzene in presence of strong acid?

1. Azoxybenzene

2. Aniline

3.Azobenzene

4.p-aminophenol


Question:
Which of the following is formed in the reaction of an aldehyde and primary amine?

1. Ketone

2.Aromatic acid

3.Schiff’s base

4.Carboxylic acid


Question:
Which of the following is incorrect for primary amines?

1. On reaction with nitrous acid alkylamines produce alcohol

2.On reaction with nitrous acid arylamines produce phenol

3.Alkylamines are more basic than ammonia

4.Alkylamines are more basic than arylamines


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