Teaching Some Selected Topics of
Grade 9 Chemistry
Based on National Chemistry Curriculum
Ethiopian Teachers Association (ETA)
March 2012 GC. /2004 EC.

• Introduction
• Unit 1: Structure of the Atom
• Lesson 1: The Dalton’s Atomic Theory
• Lesson 2: Discovery of the Electron
• Lesson 3: Atomic number, mass number, Atomic mass and isotope.
• Lesson 4: The atomic Models
• Lesson 5: The Quantum mechanical Model
• Unit 2: Periodic classification of the Elements
• Lesson 1: The Modern Periodic Law
• Lesson 2: Classification of the elements
• Lesson 3: Periodic Properties
• Lesson 4: Project work on the periodic table (Individual Task)
• UNIT 3: Chemical Bonding and Intermolecular Forces
• Lesson 1: Introduction to Chemical Bonding
• Lesson 2: Formation of Ionic Compounds
• Lesson 3: properties of ionic compounds
• Lesson 4: Inter molecular forces
• UNIT 4: Chemical Reactions and Stoichioimetry
• Lesson 1: Introduction to chemical reaction
• Lesson 2: Balancing Chemical Reactions
• Lesson 3: Types of Chemical Reactions
• Lesson 4: Iimiting and excess reactant
• Lesson 5: Oxidation reduction reaction
• Lesson 6: Rate of Chemical Reactions
• Unit 5: Physical States of Matter
• Lesson 1: Properties of Gases and the kinetic molecular theory of gases
• Lesson 2: Vapor Pressure
• Lesson 3: Phase change and Energy Change in Solids