1. Course Description
This unit introduces students to the basic concepts and principles of chemistry essential for understanding analytical and industrial chemical processes. It focuses on atomic and molecular structure, chemical bonding, stoichiometry, states of matter, chemical reactions, and the properties of acids, bases, and solutions. The course emphasizes both theoretical understanding and laboratory applications to prepare students for advanced courses in analytical, organic, and physical chemistry.
2. Course Objectives
By the end of this course, students should be able to:
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Explain fundamental concepts and principles of general chemistry.
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Perform chemical calculations involving moles, molarity, and stoichiometry.
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Describe the structure of atoms, elements, and compounds.
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Demonstrate knowledge of periodic properties and chemical bonding.
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Apply the principles of chemical reactions and equilibrium.
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Practice safe and accurate laboratory techniques in basic chemical analysis.
3. Course Content / Topics
| Week | Topic | Subtopics / Learning Areas |
|---|---|---|
| 1 | Introduction to Chemistry | Definition, branches, importance, scientific methods, chemical symbols and equations |
| 2 | Atomic Structure | Subatomic particles, atomic number and mass, isotopes, electron configuration |
| 3 | Periodic Table | Classification of elements, periodic trends (atomic radius, electronegativity, ionization energy) |
| 4 | Chemical Bonding | Ionic, covalent, and metallic bonding; molecular geometry; polarity |
| 5 | Stoichiometry | Mole concept, Avogadro’s number, chemical equations, limiting reagents |
| 6 | States of Matter | Gas laws, properties of solids, liquids, and gases |
| 7 | Solutions | Concentration units, solubility, preparation of standard solutions |
| 8 | Acids, Bases, and Salts | Definitions, pH scale, neutralization, titration |
| 9 | Chemical Reactions | Types of reactions, energy changes, balancing equations |
| 10 | Thermochemistry | Enthalpy, calorimetry, exothermic and endothermic processes |
| 11 | Chemical Equilibrium | Le Chatelier’s principle, equilibrium constants |
| 12 | Electrochemistry and Redox Reactions | Oxidation-reduction, electrochemical cells, applications |
| 13 | Revision and Laboratory Experiments | Review of key topics, lab tests, and reporting techniques |
- Teacher: jennifer ngugi