Answer: (4) Changing of the atoms of an element into those of another element to form new products
- A chemical reaction is where the bonds within the reactant molecules are broken and new bonds are formed within the molecules of the product in order to form a new material.
- A chemical reaction is a mechanism that takes place when two or more molecules interact to produce new products.
- A reaction between two atoms or ions or molecules may take place and a new bond is formed and no atom is destroyed or created, but reactants form a new substance.