Comprehension and additional task exercises pages 78 and 79 from Next Page Science KS3 Complete. Accompanying PowerPoint and word searches available for free from the website.
This exercise covers:
• Thermal decomposition as using heat to break down compounds
• Calcium carbonate and its widely used products (quicklime, neutralising soils, cement, concrete, glass making)
• Copper carbonate as a pictorial example with copper oxide and carbon dioxide as the products
• Zinc oxide as another commonly used product of thermal decomposition
• An exercise on word equations for carbonates, a solve the clues exercise and a mind map exercise on uses of calcium carbonate
• Amazing WHAT? facts
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