MODULE 6

• chemical reaction


  The process of chemical change that transforms one set of substances into another.
• reactants


  Breaking down of bonds
• products


  Forming new bonds
• Atoms are the same for both reactants and products.
• The chemical change is described by a chemical equation.
• combination reaction

  two or more compounds combine to form one compound
• decomposition reaction


  the opposite of combination reaction - a complex molecule breaks fown to make simpler ones
• single replacement


  where a more element replaces a less active element in a compound
• double displacement


  one element takes place with another element in the compound
• combination reaction

  
• decomposition reaction

  
• single replacement

  
• double displacement