scheikunde  klas 2C    Niveau PBL


                                            

                                             les 1,  26 augustus        Introductie, belang Nederlandse taal, enige regels.
                                                                                    
                                                                                      fasen en  faseverandering

                                                                                     We gebruiken een alcoholvlam omdat de vlam schoon is.

                                                                                      

                                             les 2, 2 september       demonstratie rijpen, videos

                                             les 3, 9 september        stencil fasen,  vragen trainen

                                             les 4, 16 september       destillatie, raffinaderij.    overhoring

                                             les 5, 23 september      lassen, solderen, metalen, legering                      materialen: metalen en legeringen

                                             les 6,   30                      gassen    en       proefwerk voorgaande                     materialen: zuur en aluminium

                                             les 7    7                        gassen, lucht                        materialen: zuurstof uit waterstofperoxide en bruinsteen, houtspaander
                                                                                                              
gevaren van zuurstof               CO2 uit zuur en marmer,     kaars, hoog bekerglas, gaswasfles, statief

                                             les 8      14                     proefwerk   

                                         ` les 9       21                     practicum scheiden                        materialen: mengsel zand/suiker       zand ijzer        olie/water
                                                                                                                                                                                             trechter, filter, reageerbuizen, reageerbuisrekje, pasteurse pippet,
                                                                                                                                                                                             magneet

                    


                                           les 10        28                   herhaal en afmaken

                                           les 11      4                              GP