What Are 3 Common Examples of Chemical Changes?

Discover 3 key examples of chemical changes: rusting iron, burning wood, and baking a cake with new chemical reactions.

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Here are three examples of chemical changes: 1. Rusting of iron: Iron reacts with oxygen to form iron oxide (rust). 2. Burning of wood: Wood combusts to form ash, carbon dioxide, and water. 3. Baking a cake: Ingredients react to create a new chemical structure, producing a cake.

FAQs & Answers

  1. What is a chemical change? A chemical change occurs when substances react to form new products with different chemical properties.
  2. How can I identify a chemical change? Chemical changes often involve color changes, formation of a gas, odor changes, or the creation of a new substance.
  3. Is rusting of iron a chemical change? Yes, rusting of iron is a chemical change because iron reacts with oxygen to form iron oxide, a new compound.