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Chemical changes

This informative resource explores the concept of chemical changes, which occur when two or more reactants interact to form new products that exhibit different properties and compositions. Key examples include the rusting of iron, combustion of wood, and the cooking of an egg. Through visual aids like a video clip analyzing whether cooking bread is a chemical or physical change, learners can grasp the distinguishing features of chemical changes. Engage with the content by noting examples and deepen your understanding of how substances transform.

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Chemical changes

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  1. Chemical changes By Akram Algami and Ashraf Sharif

  2. The chemical reactions start with two or more reactants and with products that are different from the reactants in their properties.

  3. change into a new substance The new substance has a different properties and different compositions from reactants   Chemical Changes  the starting substances are called reactants and the new substances are called products Examples: 1) Rusting of iron 2) Combustion of wood 3) Cooking an egg 

  4. Video clip

  5. 1) Is cooking bread chemical or physical change? 1 ) Write down two examples for chemical changes? 

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