Select | | View | Download | | Chapter 2 | | |
| 2.1 Planet Earth as a source of chemicals | | |
| 2.2 Classification of matter | | |
| 2.3 Physical properties and chemical properties of substances | | |
| 2.4 Physical changes and chemical changes | | |
| 2.5 The atmosphere and composition of air | | |
| 2.6 Separation of oxygen and nitrogen from air | | |
| 2.7 Test for oxygen | | |
| 2.1 Planet Earth as a source of chemicals (bilingual version) | | |
| 2.2 Classification of matter (bilingual version) | | |
| 2.3 Physical properties and chemical properties of substances (bilingual version) | | |
| 2.4 Physical changes and chemical changes (bilingual version) | | |
| 2.5 The atmosphere and composition of air (bilingual version) | | |
| 2.6 Separation of oxygen and nitrogen from air (bilingual version) | | |
| 2.7 Test for oxygen (bilingual version) | | |
| The atmosphere (combined version) | | |
| The atmosphere (bilingual, combined version) | | |
Select | | View | Download | | Chapter 3 | | |
| 3.1 Composition of sea water | | |
| 3.2 Extraction of common salt from sea water | | |
| 3.3 Isolation of pure water from sea water | | |
| 3.4 Choosing a method for separating a mixture | | |
| 3.5 Test for the presence of sodium in common salt | | |
| 3.6 Test for the presence of chloride in common salt | | |
| 3.7 Test for the presence of water in a sample | | |
| 3.8 Electrolysis of sea water and uses of the products | | |
| 3.1 Composition of sea water (bilingual version) | | |
| 3.2 Extraction of common salt from sea water (bilingual version) | | |
| 3.3 Isolation of pure water from sea water (bilingual version) | | |
| 3.4 Choosing a method for separating a mixture (bilingual version) | | |
| 3.5 Test for the presence of sodium in common salt (bilingual version) | | |
| 3.6 Test for the presence of chloride in common salt (bilingual version) | | |
| 3.7 Test for the presence of water in a sample (bilingual version) | | |
| 3.8 Electrolysis of sea water and uses of the products (bilingual version) | | |
| The ocean (combined version) | | |
| The ocean (bilingual, combined version) | | |
Select | | View | Download | | Chapter 4 | | |
| 4.1 What are rocks and minerals? | | |
| 4.2 Extraction of metals from their ores | | |
| 4.3 Rocks containing calcium carbonate | | |
| 4.4 Action of heat, water and acids on calcium carbonate | | |
| 4.5 Test for carbon dioxide | | |
| 4.6 Test for the presence of calcium in a sample | | |
| 4.7 Test for the presence of carbonate in a sample | | |
| 4.1 What are rocks and minerals? (bilingual version) | | |
| 4.2 Extraction of metals from their ores (bilingual version) | | |
| 4.3 Rocks containing calcium carbonate (bilingual version) | | |
| 4.4 Action of heat, water and acids on calcium carbonate (bilingual version) | | |
| 4.5 Test for carbon dioxide (bilingual version) | | |
| 4.6 Test for the presence of calcium in a sample (bilingual version) | | |
| 4.7 Test for the presence of carbonate in a sample (bilingual version) | | |
| Rocks and minerals (combined version) | | |
| Rocks and minerals (bilingual, combined version) | | |