8 public questions tagged with this topic.
Secondary amines like (CH₃CH₂)₂NH form CH₃CON(CH₂CH₃)₂ with CH₃COCl, which has no N-H bonds, as per the PDF’s chemical properties.
Ref: NCERT Class 12 Chemistry > Chapter 13: Amines > Topic: Chemical Reactions - Alkylation, Acylation and Electrophilic Substitution
Aniline forms anilinium hydrogensulphate, which rearranges on heating to p-aminobenzene sulphonic acid (sulphanilic acid).
Ref: NCERT Class 12 Chemistry > Chapter 13: Amines > Topic: Chemical Reactions - Alkylation, Acylation and Electrophilic Substitution
Aniline (C₆H₅NH₂) with excess Br₂ in water forms 2,4,6-tribromoaniline due to the strong activation by −NH₂, as per the PDF.
Ref: NCERT Class 12 Chemistry > Chapter 13: Amines > Topic: Physical Properties, Basic Character and Solubility
Phenol reacts with conc. HNO₃ at 60°C to form 2,4,6-trinitrophenol (picric acid) due to the strong activation of the ring by the -OH group, allowing trisubstitution.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Preparation of Alcohols - from Alkenes Haloalkanes Carbonyls Grignard
2-Methylbutan-2-ol (CH₃C(OH)(CH₃)CH₂CH₃), a tertiary alcohol, reacts with Lucas reagent (ZnCl₂ in conc. HCl) to form 2-chloro-2-methylbutane (CH₃C(Cl)(CH₃)CH₂CH₃) via an SN₁ mechanism.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Physical Properties and Acidity of Alcohols and Phenols
1-Phenylethanol (C₆H₅CH(OH)CH₃), a secondary alcohol, is oxidized to acetophenone (C₆H₅COCH₃) with KMnO₄, stopping at the ketone stage.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Classification and Nomenclature and Structures of Alcohols Phenols Ethers
Phenol reacts with conc. HNO₃ to form 2,4,6-trinitrophenol (picric acid) due to the strong activation of the ring by the -OH group, allowing trisubstitution.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Classification and Nomenclature and Structures of Alcohols Phenols Ethers
This is a Wurtz reaction, coupling two CH₃CH₂CH₂CH₂Cl molecules to form CH₃CH₂CH₂CH₂CH₂CH₂CH₂CH₃ (octane).
Ref: NCERT Class 12 Chemistry > Chapter 6: Haloalkanes and Haloarenes > Topic: Elimination Reactions and Reaction with Metals and Other Reactions
