Every time you read a reaction, draw it out in a notebook. Organic chemistry is learned through the hands, not just the eyes.

The "Puri Sharma Pathania Organic Chemistry PDF" is likely a study material or textbook on organic chemistry written by Puri, Sharma, and Pathania. While I couldn't find the exact text, I can suggest some popular organic chemistry textbooks that you may find helpful:

or educational sites host previews and PDFs of specific chapters, the full textbooks are copyrighted materials. G. B. College

: For quick revision and high-yield topics, the Organic Chemistry Quick Revision Series is a popular choice among competitive exam aspirants. Hard and Soft Acids and Bases | Dalal Institute