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SAI INTERNATIONAL SCHOOL
                                                       CLASS- VI
                                               SUBJECT- CHEMISTRY
                                   TOPIC –SEPARATION OF SUBSTANCES
                                        SUB-TOPIC- CONCEPT MAPPING
                LESSON NOTES








                                                                        What are Pure substances
                                                                        What are Mixtures
               a) Pure substances and Mixtures                          What are the properties of
                                                                         Mixtures?

                                                                        Homogeneous mixtures.
                                                                        Heterogeneous mixtures
               b)Types of Mixtures
                                                                        Why do we separate the
                                                                         components of a mixture?
                                                                        Hand-picking
                                                                        Winnowing
               c) Separation from solids from solid-solid
               mixtures                                                 Threshing
                                                                        Sieving
                                                                        Magnetic separation
                                                                        Separation of Insoluble solids-
                                                                         (a) Sedimentation and decantation
                                                                         (b) Loading
                                                                         (c) Filtration
               d) Separation of Solids from Liquids
                                                                        Separation of Soluble solids:
                                                                         (a) Evaporation
                                                                         (b) Condensation
                                                                         (c) Distillation
                                                                        Miscible liquids- Distillation/
                                                                         Fractional distillation
               e) Separation of a Mixture of two Liquids.
                                                                        Immiscible liquids- Separating
                                                                         funnel
                                                                        Soluble and Insoluble substances
                                                                        What is Solute, Solvent and
               f) Solubility and Solutions                               Solution
                  Water- A Universal Solvent
                                                                        What is Solubility
                                                                        Water- Universal Solvent.








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