PURE VS. MIXTURE

Cards (6)

  • What are the types of a pure substance?
    Elements and compounds
  • PURE SUBSTANCE
    • homogeneous and pure kind of matter
    • homogeneous matter have identical properties throughout
    • all its parts are alike
  • Can you give examples of PURE SUBSTANCE?
    Salt
    Sugar
    Water
    Elements
  • MIXTURE
    • combination of 2 or more pure substances that are not chemically combined
    • substances held together by physical forces, not chemical
    • no chemical change takes places
    • can be separated physically, the substances keep their separate identities and most of their own property
  • What are the types of MIXTURE?
    Homogeneous, Heterogeneous
  • How can we separate a MIXTURE?
    • through physical processes like evaporation and filtration
    • NOTE: a substance in a mixture can be recovered without destroying its properties