Organic chemistry-Some basic principles and techniques and hydrocarbons (Weightage 1%)  

Topics from Organic chemistry-Some basic principles and techniques and hydrocarbons

  • general methods of preparation, properties and reactions. (9 concepts)
  • Alkanes - Conformations: Sawhorse and Newman projections (of ethane); Mechanism of halogenation of alkanes (6 concepts)
  • Alkenes - Geometrical isomerism; Mechanism of clcctrophilic addition: addition of hydrogen, halogens, water, hydrogen halides (13 concepts)
  • Alkynes - Acidic character; Addition of hydrogen, halogens, water and hydrogen halides; Polymerization (5 concepts)
  • Aromatic hydrocarbons - Nomenclature, benzene -structure and aromaticity (1 concepts)
  • Mechanism of electrophilic substitution: halogenation, nitration, Friedel - Craft alkylation and acylation (1 concepts)
  • Classification of organic compounds based on functional groups: and those containing halogens, oxygen, nitrogen and sulphur (3 concepts)
  • Isomerism - structural and stereoisomerism. (3 concepts)
  • Nomenclature (Trivial and IUPAC): Covalent bond fission - Homolytic and heterolytic: free radicals, carbocations and carbanions (19 concepts)
  • Nomenclature (Trivial and IUPAC): stability of carbocations and free radicals, electrophiles and nucleophiles. (9 concepts)
  • Electronic displacement in a covalent bond - Inductive effect, electromeric effect, resonance and hyperconjugation (19 concepts)
  • Purification - Crystallization, sublimation, distillation, differential extraction and chromatography - principles and their applications. (8 concepts)
  • Qualitative analysis - Detection of nitrogen, sulphur, phosphorus and halogens (13 concepts)
  • Quantitative analysis (basic principles only) -Estimation of carbon, hydrogen, nitrogen, halogens, sulphur, phosphorus (8 concepts)
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