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1、金属钠的性质（Propertiesofmetallicsodium）Section1Propertiesofmetallicsodium[teachingobjectives]1,knowledgeandskills:(1)knowingthatsodiumisaveryactivemetal,understandingthephysicalpropertiesofsodium.(2)preliminarygraspofthechemicalpropertiesofsodium,candescribetheexperimental
2、phenomenonofsodiumandwater,sodiumandoxygenreaction,canwritetherelevantchemicalequation.(3)understandtheindustrialprocessandapplicationofsodium.2,processandmethod:(1)learnhowtouseobservationmethodsscientificallyandreasonably,andrealizetheimportantfunctionofexperimental
3、methodsinchemistryresearch.(2)usingexperimentalphenomenaandpracticalactivitiestoguidestudentstofindproblemsandsolvethem.(3)useinquiryactivities,andonthebasisofconstantlydiscoveringproblems,makeuseofdiscussionandcommunicationtomakestudentsacquirenewknowledgeconstantly.
4、3,emotion,attitudeandvalues(1)trainingstudentstopayattentiontothescientificattitudeofexperimentandinterestinsubjectexperiment,andtrainthespiritofcooperationwithothers.(2)throughtheanalysisoftheexperimentalphenomenaoftherelevantpropertiesofsodium,thenatureofsodiumissum
5、medup,andthescientificattitudeofseekingtruthfromfactsisformed,andthedialecticalmaterialismviewofpracticeistheonlystandardtotestthetruth.[emphasisonteaching]1,thechemicalpropertiesofsodium2,theobservationandanalysisoftheexperimentalphenomena[teachingpreparation]Coursew
6、are;experimentalequipment:saveinkerosenesodiummetal,water,knife,tweezers,phenolphthaleints,filterpaper,glass,Petridishes,iron,ironcrucible,alcohollampetc..[teachingprocess]First,introducenewcoursesVideodisplay:thePearlRiverwater"mysterious"mine"InJuly7th,inthePearlRiv
7、ernearthestonybrook,floatedbeforeandafteratotalofsevenwhitemetalbarrelsofunknownsourceororigin.Suddenly,leavingawhitesmokefromametalbucketfloatingonthesurface,brightyellowflamesrise,followedbyaloudnoise,themushroomskyfromthewatercolumn,thenthedrumcontinuousexplosionti
8、mes,explosionfromthewhitesmokeisnearlytenmetershigh,thegreyandwhiteobjectsencounteredthewaterbubbled,sometimesevencaughtfire
