Aniline is less basic than
1. Benzylamine
2.Triphenylamine
3.p-Nitroaniline
4. Diphenylamine
Posted Date:-2021-03-08 07:30:03
In which of the following reactions does amide get converted to amine?
1.Claisen
2.Hoffmann
3. Kekule
4.Perkin
Posted Date:-2021-03-08 07:30:03
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
Posted Date:-2021-03-08 07:30:03
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
Posted Date:-2021-03-08 07:30:03
How many structural isomers are possible for C3H9N?
1.4
2.2
3.5
4.3
Posted Date:-2021-03-08 07:30:03
In this reaction acetamide is converted to methanamine
1.Gabriel phthalimide synthesis
2.Carbylamine reaction
3. Stephen’s reaction
4.Hoffmann bromamide reactio
Posted Date:-2021-03-08 07:30:03
This on reduction with LiAlH4 produces secondary amine
1. Methyl cyanide
2.Nitroethane
3.Methyl isocyanide
4.Acetamide
Posted Date:-2021-03-08 07:30:03
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
Posted Date:-2021-03-08 07:30:03
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
Posted Date:-2021-03-08 07:30:03
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
Posted Date:-2021-03-08 07:30:03