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1、氮及其化合物(复习学案)2(Nitrogenanditscompounds(reviewcases)2)Nitrogenanditscompounds(reviewcases)2[reviewobjectives]1.Understandthestabilityofnitrogen;Understandingnitrogendioxideandwaterreaction;KnowthemainUSESofnitrogen.2.Understandthestrongoxidationofnitricacid,understandthenitricacidandcopper.Thereacti
2、onofcarbon,understandtheinactivationofironundernormaltemperature.Understandthereactionofammoniaandwater.Understandingthecompositionofammoniaandtheinstabilityofammoniawater;Understandingthattheammoniumsaltissolubleinwater.[knowledgecarding]Themolecularstructureandchemicalpropertiesofnitrogen1,nitro
3、genisa___________colorsmellgas,densitythanair,thesolubilityofnitrogeninthewater....2,N2,electronic_____,NNbondenergyisverybig,theotherdiatomicmoleculesbondenergyislarge,andN2moleculestructureis...,undernormalcircumstances,thechemicalpropertiesof...,onlyundercertainconditions,suchashightemperature,
4、highpressure,discharge,etc.),N2moleculeshaveenoughenergy,promptingcovalentbondrupture,itcanreactwithH2,O2,etc.(1)________________________________________________(2)________________________________________________(industrialammonia)Nitrogeniswidelyusedinindustryandnitrogenisthematerialof_________an
5、d_________.Nitrogenisalsooftenusedasa________.Inmedicine,liquidnitrogenisusedas____________________.4."thunderstormcrops"Writeoutthechemicalequation:Nitrogenoxides1,nitrogenoxidessuchas___________________,__________________aretwoimportantnitrogenoxide.NO.NO2physicalpropertiesNitricoxideisakindof__
6、__-dissolvedinwater.Itiseasytogenerate_____withoxygen.Nitrogendioxideisakindof_________color._____liquefaction;Thedensityismorethantheair,whichissolubleinwaterandreactswithwatertogenerate___________andnitricoxide.WithN2O4(colorless)canbeconvertedto_____________.NO.NO2isanatmosphericpollutant,andNO
7、2cancause_______________.3.NO.NO2chemicalpropertiesNOandoxygenresponse______________________NO2andhydroreaction__________________(industrialnitricacid)TheNO2intheairiseasytoformphotochemicalsmogundercertaincondit