Hückel's rule, electrophilic aromatic substitution (nitration, sulphonation, Friedel-Crafts reactions), and orientation effects.
If you are looking for the PDF, ensure the file contains at least the following core sections. A legitimate copy of Modern Organic Chemistry (often published by S. Chand or Vishal Publishing Co.) typically includes: modern organic chemistry by mk jain and sc sharma pdf
Modern analytical techniques including UV-Visible, Vibrational (IR), Nuclear Magnetic Resonance (NMR), and Mass Spectrometry . electrophilic aromatic substitution (nitration
Alcohols, phenols, ethers, carbonyl compounds, and carboxylic acids. Nuclear Magnetic Resonance (NMR)