IITJEE Mains • Chemistry New Syllabus
Module 24: Halogen Compounds Hub
Master the chemistry of haloalkanes and haloarenes. Explore preparation methods, nucleophilic substitution (SN1/SN2), elimination reactions, and organometallic reagents.
Topic 1.1 • Fundamentals
Classification, IUPAC Nomenclature, and Nature of the C-X Bond
Topic 1.2 • Synthesis I
Synthesis from Alcohols, Hydrocarbons, and Halogen Exchange (Finkelstein, Swarts)
Topic 2.1 • Synthesis II
Electrophilic Substitution, Sandmeyer’s Reaction, and Gattermann Reaction
Topic 2.2 • Physical States
Melting & Boiling Points, Density, Solubility, and Dipole Moments
Topic 3.1 • Substitution
SN1 and SN2 Mechanisms, Stereochemical Aspects, and Walden Inversion
Topic 3.2 • Elimination
Dehydrohalogenation (β-elimination), Zaitsev (Saytzeff) Rule, and Substitution vs Elimination
Topic 4.1 • Aromatic Reactivity
Nucleophilic Aromatic Substitution (Dow’s Process) and Electrophilic Substitution
Topic 4.2 • Special Compounds