Amines questions
620 published questions with worked solutions.
- The following reaction, PhN₂Cl --(CuCl/HCl)--> PhCl, is
- During a nitration of benzene, the attacking electrophile is
- Which shows the easier electrophilic substitution in the ring?
- Nitration of benzene is
- Arrange p-toluidine (I), N,N-dimethyl-p-toluidine (II), p-nitroaniline (III) and aniline (IV) in order of decreasing basicity.
- Correct gradation of basic character is
- Among nitrobenzene, benzene, aniline and phenol, the strongest basic behaviour in an acid medium is exhibited by
- Among piperidine (I), pyridine (II), morpholine (III) and N-methylpyrrolidine (IV), the order of basicity is
- How many types of functional group (primary/secondary/tertiary amine) can be present in an amine with the formula C₃H₉N?
- Which of the following is the strongest base?
- The structural formula of methylaminomethane is
- [IIT 2011] Among the compounds given, the one that would form a brilliant coloured dye on treatment with NaNO₂/dil. HCl followed...
- Nitration of aniline is best carried out in
- [Roorkee 1996] The reaction C₆H₅NHCOCH₃ —Br₂/Fe→ Br–C₆H₄–NHCOCH₃ is an example of
- Aniline, when diazotised in the cold (NaNO₂/HCl, 278 K) and then treated with *N,N*-dimethylaniline, gives a coloured compound....
- Nitration of aniline is best carried out by first converting it into
- Action of benzoic acid with hydrazoic acid (HN₃) in the presence of conc. H₂SO₄ gives
- [AIEEE 2010] In the sequence C₆H₅NH₂ —NaNO₂/HCl, 278 K→ A —HBF₄→ B, the compounds A and B respectively are
- Aniline, in a set of reactions, yielded a product D: PhNH₂ —NaNO₂/HCl→ A —CuCN→ B —H₂/Ni→ C —HNO₂→ D. The structure of D would be
- Azo dyes are formed when diazonium salts react with
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