Examples of chemical changes

Baking a cake, rusting iron, rotting food.

Some examples of chemical changes are The rusting of iron

Combustion (burning) of wood

The metabolism of food in the body

Mixing an acid and a base, such as hydrochloric acid (HCl) and sodium hydroxide (NaOH)

Cooking an egg

Digesting sugar with the amylase in saliva

Mixing baking soda and vinegar to produce carbon dioxide gas

Baking a cake

Electroplating a metal

Using a chemical battery

The explosion of fireworks

Rotting bananas

Grilling a hamburger

Milk going sour