Page 185 - Chemistry ICSE Class X
P. 185

CHAPTER 7











                                             Metallurgy












                                                    TOPICS COVERED

              ƒ  Classification of elements     ƒ  Metallurgy                     ƒ  Refining of metals
              ƒ  Position of metals and         ƒ  Crushing and pulverisation     ƒ  Extraction of aluminium
               nonmetals in the periodic        ƒ  Concentration of the ore       ƒ  Uses of iron, zinc and
               table                            ƒ  Calcination and roasting         aluminium
              ƒ  Alkali metals                  ƒ  Extraction of metals based on   ƒ  Corrosion (or rusting) of iron
              ƒ  Alkaline earth metals            their position in the activity   ƒ  Alloys
              ƒ  Occurrence of metals             series




                                         Highlight the past and                          Allow you to explore a
                BOXED FEATURES           future developments in   ACTIVITIES             topic further
                                         science



                                                                                         Help develop your
                TOPIC-WISE               Provide the first step in   ILLUSTRATIVE        understanding for the
                ASSIGNMENTS              testing your learning  QUESTIONS                topics studied



                                         Enable you to measure
                LET US ANSWER SOME       your conceptual        QUESTIONS FROM           Help you to practise your
                MORE QUESTIONS           understanding          BOARD PAPERS             exam skills



                                                                Helps you to reflect back
                                       LET US SAY IT AGAIN      on what you have learned
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