硫（sulfur）教学课件
日期：2010-10-04 10:17
黄铜矿）sulfate（芒硝矿，whichcanbecombineddirectlybytwosimplesubstances:CuS，石膏矿）PhysicalpropertyPaleyellowsolidTasteless，Fe3O4ExerciseComparethechlorinewiththesulfur，FeCl2，P2O5，weusehotNaOHsolutiontocleanthetesttubewhichispollutedbythesulfurIt’sadisproportionationreaction51sulfurReactwithstrongoxidizingacid浓——concentrated稀——dilutedExerciseFollowingsubstances，SO3，odorlessInsolubleinwater;solubleinsomeorganicsolvent(CS2)51sulfurChemicalproperty51sulfurReactwithmetalsReactwithnonmetalsReactwithalkaliReactwithstrongoxidizingacid51sulfurReactwithmetals（black）（black）（black）51sulfurReactwithnonmetals（rotten–eggodor）51sulfurReactwithalkaliInthelab，Chapter5sulfurPeriodictable51sulfur硫黄晶体51sulfurUseofsulfurManufacturethesulfuricacidVulcanization(硫化)ofrubberMedicineMatchBlackgunpowder51sulfurSulfurelementinNatureFreestate：brimstone（aroundvolcano）(硫黄)Combinationstate：sulfide（硫铁矿，whichisastrongeroxidizingagent?Why?Comparetheoxygen，
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