Chemistry (O Level) is an internationally recognized secondary school science course (Cambridge O Level code 5070) that introduces students to the essential principles of chemistry, including the behavior of matter, chemical reactions, and practical laboratory skills. It builds a strong foundation for further science education and helps develop analytical and problem-solving abilities.

📚 Course Details

🔹 Subject Code

• Chemistry 5070 (Cambridge O Level) — widely used in schools following the Cambridge curriculum.

📘 What You Learn

Students study core chemistry topics that explain how substances interact and change, including:
• States of Matter – properties of solids, liquids & gases
• Atoms, Elements & Compounds – basic structure of matter
• Stoichiometry – chemical formulas and calculations
• Electrochemistry – electrolysis and cells
• Chemical Energetics – energy changes in reactions
• Chemical Reactions – types and rates of reactions
• Acids, Bases & Salts – properties and reactions
• The Periodic Table – trends and element classification
• Metals – properties and extraction
• Chemistry of the Environment – air and water chemistry
• Organic Chemistry – carbon compounds basics
• Experimental Techniques & Chemical Analysis – lab methods and data handling

🧪 Assessment Structure

Students are assessed through three main components:

1. Paper 1 — Multiple Choice

   • 1 hour, 40 marks (30%)

   • 40 questions to test basic understanding.

2. Paper 2 — Theory

   • 1 hour 45 minutes, 80 marks (50%)

   • Structured & short-answer questions covering key topics.

3. Paper 3 or Paper 4 — Practical Skills

   • Paper 3 (Practical Test): 1 h 30 min, 40 marks (20%) — hands-on lab work

   • Paper 4 (Alternative to Practical): 1 h, 40 marks (20%) — practical understanding without lab

Grades awarded: A* to E.

🔬 Skills Developed

• Understanding chemical principles and terminology.

• Mathematical problem-solving in chemical contexts.

• Practical laboratory techniques and data interpretation.

• Scientific reasoning and analytical thinking.