Pure Substances

• CLASSIFICATION OF MATTER: Pure Substances

  Elements are the simplest substance cannot be decomposed by ordinary chemical means.
• ELEMENTS

  Metals are good conductors of heat and electricity
• ELEMENTS

  Non-metals have low density and don't conduct heat and electricty
• ELEMENTS

  Metalloids have properties of both metals and non-metals
• CLASSIFICATION OF MATTER: Pure Substances

  Compounds are combination of two or more elements that can be combined and decomposed chemically
• COMPOUNDS

  Organic contain carbon atoms, especially carbon-hydrogen bonds
• COMPOUNDS

  Inorganic does not contain carbon-hydrogen bonds but may contain carbon