Class 12th Chemistry Notes For Federal Board (Download FREE PDF) Chapter 13 - s and p Block Elements Notes Chapter 14 - d and f Block Elements Notes Chapter 15 - Organic Compounds Notes Chapter 16 - Hydrocarbons Notes Chapter 17 - chapter 17 Alkyl Halides and Amines Notes Chapter 18 – Alcohol, Phenols And Ethers Notes Chapter 19 - Aldehydes and Ketones Notes Chapter 20 - Carboxylic Acid and Functional Derivatives Notes Chapter 21 - Biochemistry Notes Chapter 22 - Industrial Chemistry Notes Chapter 23 - Environmental Chemistry Notes Chapter 24 - Analytical Chemistry Notes