大牛配资

资料阅览化学初中化学

鲁教版九年级化学说课稿 粗盐提纯

发布者微信
  • 发布时间:2016-05-17 16:40:00
  • 发布者:吾爱
  • 微信号:wuai-yazhu.
  • 浏览量:
  • Tags:粗盐提纯
  • 分享到:
  •   公告:

    

大牛配资 CUYANTICHUNSHUOKEGAO

CUYANTICHUN,SHILUJIAOBANWUSIXUEZHIHUAXUESHIYANJIAOKESHUJIUNIANJIDISANDANYUAN《HAISHUIZHONGDEHUAXUE》DIERJIE《HAISHUI“SHAIYAN” 》DIERKESHIDENEIRONG。XIANZAIWOJIANGDUIBENJIEKEDELIJIEHERENSHIHEDAJIAFENXIANGRUXIA。

YI、JIAOCAIFENXI

BENJIEKEDEKEBIAOSHIYIHAIYANGZIYUANWEIMINGXIAN,ZHISHIGOUJIANWEIANXIAN,DANSHIZHONGGUANCHUANLEYITIAOFANGFAXIAN:JIHUNHEWUDEFENLIFANGFA。

BENJIEKESHIDUIQIANMIANKESHISUOXUEYUANLIDEYINGYONG,LIYONGRONGJIEDU、RONGJIEDUQUXIAN、JIEJINGDENGZHISHIDESHENGZHANGDIAN,BANGZHUXUESHENGHENHAODILIJIECUYANTICHUNDEYUANLI,YEJIANGDIYIJIE《HAIYANGHUAXUEZIYUAN》、DIERJIE《HAISHUI“SHAIYAN”》DEZHISHIJIANGOUTIXIGENGJIAXITONGHUA;TONGSHI,BENJIESUOXUEZHISHIHEYANJIUFANGFAJIANGWEIBENDANYUANDETANJIUHUODONG“CUYANZHONGNANRONGXINGZAZHIDEQUCHU”DEXUEXIZUOHAOZHUNBEI,QIDAOLECHENGSHANGQIXIADEZUOYONG。LINGWAI,BENSHIYANYEDUIRONGJIE、GUOLVCAOZUOQIDAOHENHAODEFUXIGONGGUZUOYONG,BANGZHUXUESHENGZONGJIEXUEXIGUODEHUNHEWUDEFENLIFANGFADETONGSHIBINGTISHENGCHUYIBANSILU,JIANGYIGUANNIANWEIBENDEJIAOXUETIXIANCHULAI。

ER、XUEQINGFENXI

大牛配资QIANMIANDEXUEXIZHONG,XUESHENGDUIHAISHUISHAIYANDEFANGFAYIJINGYOUSUOLEJIE,TONGSHI,XUESHENGYIJINGLEJIELEZHENGFA、GUOLVDENGFENLIHUNHEWUDEYUANLI,ZHEIXIEDOUWEIBENJIEKEDEJIAOXUEDIANDINGLEJICHU,SUOYITONGGUOXIAOZUHEZUODEFANGSHI,BUJINZUODAOZIYUANGONGXIANG,ERQIEZUODAOZHIHUIGONGXIANG,BUDUANWANSHANHAIZIMENDEXIANGFA,BINGSHENTOUCONGHUNHEWUZHONGTICHUNHEFENLIWUZHIDESIXIANGHEFANGFA。

SAN、JIAOXUEMUBIAOJIZHONGNANDIAN

大牛配资1、TONGGUOFENXIHAISHUISHAIYANDEFANGFAJIHAISHUIZHONGDELIZI,LEJIECUYANDECHENGFEN,TONGGUOLEJIECUYANBUNENGZHIJIELIYONGDAOSHENGCHANSHENGHUODANGZHONG,SHIXUESHENGLIJIECUYANTICHUNDEYIYI。

2、TONGGUOQUCHUCUYANZHONGZAZHIWENTIDEJIEJUE,GUINACHUHUNHEWUFENLIDEFANGFABINGTISHENGZONGJIECHUFENLIHUNHEWUDEYIBANSILU,YOUYUXUESHENGTILIANZHENGHEZHISHIDESHUIPINGBUGAO,WORENWEIZHEIYESHIBENJIEKEDENANDIAN。

3、GENJUSHENGHUOJINGYANHEBENJIEXUEXI,XUESHENGNENGBICIJIAOLIUSHIYANDEYONGTU。ZHONGDIANTIXIANLE“CONGSHENGHUOZOUXIANGHUAXUE,CONGHUAXUEZOUXIANGSHEHUI”DEKECHENGLINIAN。TONGGUOBIJIAOFANYINGWUHESHENGCHENGWUDEHUAXUESHIZHIDAOTIXIANLEYUANSUDESHOUHENGGUAN,QIANYIMOHUADIBANGZHUXUESHENGJIANLIHUAXUEDEXUEKEGUANNIAN。

SI、SHEJILINIAN

1.ZUNZHONGXUESHENGDERENZHIGUILV

2.ZUNXUNZHISHIDEFAZHANGUILV

大牛配资3.YIWENTIQINGJINGQUDONGKEXUETANJIUHUODONG

WU、JIAOFAXUEFA

大牛配资JIAOFA:ZHUYAOSHITONGGUO:FAXIANWENTI---TICHUWENTI---TAOLUNWENTI---JIEJUEWENTI---ZONGJIEWENTIDENGHUODONGGUOCHENG,SHISHENGSHUANGFANGXIANGHUPEIHE,XIANGHULEJIE,ZHEIYANGCHONGFENDIAODONGXUESHENGDEXUEXIJIJIXINGHEZHUDONGXING,JIFAXUESHENGXUEXIHUAXUEDEXINGQU,TIYANXUEXIHUAXUEDEKUAILE,SHIXUESHENGXUEHUI“ZIZHUXUEXI、HEZUOXUEXI。

XUEFA:(1)SHIYANTANJIUFA。CONGTANJIUZHONGFAXIANWENTI,FENXIWENTI,CONGERTIGAOJIEJUEWENTIDENENGLI。(2)HEZUOXUEXIFA。RANGXUESHENGFENZUTAOLUNSHIYANFANGAN,SHIXUESHENGZAIJIAOLIUZHONGQUZHANGBUDUAN,PEIYANGXUESHENGDEHEZUOJINGZHENGYISHI。

LIU、JIAOXUEGUOCHENG

WOZHUYAOSHEJILESIGEHUANJIE:YICHUANGSHEQINGJINGJIQINGDAORU;ERXUEXIZHILV,ZHEILIYOUFENWEISANBUFEN:YISHIFAXIANZHILVERSHITANSUOZHILVSANSHIYINGYONGZHILV。ZHEISHIBENJIEKEDEZHONGDIANNEIRONG;SANGOUJIANZHISHIWANGLUO,JIAOLIUSHOUHUO,ZHEISHIBENJIEKEDENANDIANNEIRONG;SIKEHOUYANSHEN,FANKUILIANXI。TONGGUOJIEJUEWENTIDADAOXUEYIZHIYONGDEMUDE

【DIYIHUANJIE:CHUANGSHEQINGJING,JIQINGDAORU】

大牛配资ZHEIJIEKEDENEIRONGYUSHIYANYOUGUAN,RUHEZUODAOJIAOSHISHANDAO,XUESHENGYIRU?WORANGXUESHENGCONGHUIYIHAISHUISHAIYANDEYUANLIKAISHI,MUDEZHIYISHIRANGXUESHENGMINGQUE“ZHENGFA”ZHEIZHONGFENLIHUNHEWUDEDEYUANLI。QIERSHIRANGXUESHENGMINGQUECIFADEDAODEYANSHIHANYOUZAZHIDECUYAN。ERCUYANZAISHENGCHANSHENGHUOZHONGDELIYONGJIAZHIBUGAO,YOUCISHIXUESHENGMINGQUE“CUYANTICHUN”DEYIYI。ZHIDAOBENJIEKEDEZHUYAOXUEXIRENWU。

大牛配资【DIERHUANJIE:XUEXIZHILV】”

ZHEIJIEKEDEZHUYAORENWUSHIJIANGCUYANTICHUNWEIJINGYAN。YAOJIEJUEZHEIGERENWUWOJIANGXUESHENGSHIZHONGZHISHENYUQINGJINGZHONG,JIANGXUEXIDEGUOCHENGBIANWEIYIGELVCHENG,WOSHEZHILESANGEBANKUAI:FAXIANZHILV、TANSUOZHILV、YINGYONGZHILV。

BANKUAIYI:FAXIANZHILV

YAOCHUQUCUYANZHONGDEZAZHISHOUXIANBIXUZHIDAOZAZHISHISHENME?SUOYI,WOYINDAOXUESHENGTONGGUOFENXI“SHAIYANDEFANGFA”JI“HAISHUIZHONGDELIZI”DEYOUGUANTUPIAN,SHIXUESHENGMINGQUECUYANZHONGJIYOUBURONGXINGDENISHAYOUYOUKERONGXINGLVHUAGAI、LVHUAMEI、LIUSUANNADENGZAZHI。CIHUODONGDELINGYIGEMUDESHIPEIYANGXUESHENGTONGGUOSHITUHUODEXINXIDENENGLI。MINGQUETANSUOZHILVDERENWU。

BANKUAIER:TANSUOZHILV

RENWUYI、CHUQUBURONGXINGDENISHA。

YAOWANCHENGCIRENWU,WOXIANRANGXUESHENGYIXIAOZUHEZUODEXINGSHITAOLUNCHUSHIYANFANGAN,RANHOUJIAOLIUFANGAN,JIAOLIUDEGUOCHENGZHONGZHUYAOSIKAOYIXIAWENTI1、CHUQUCUYANZHONGBURONGXINGZAZHIDESHIYANBUZHOUSHISHENME?2、CHUQUNISHADECAOZUOSHISHENME?NIDEYIJUSHISHENME?JUCI,SHIXUESHENGMINGQUE“GUOLV”FENLIHUNHEWUDEYUANLI。JIEXIALAIZAIRANGXUESHENGSIKAOGUOLVXUYAONAXIEYIQI?CAOZUOZHONGXUYAOZHUYINAXIEWENTI?RANHOURANGXUESHENGGOUSICHUZHUANGZHITU。YICIWANCHENGLEJIUZHISHIDEFUXI。WEIHOUMIANDAOSHIYANSHIZHONGQUZUOHAOZHUNBEI。3、GUOLVHOUDEYETIWEISHENMEYONGZHENGFAJIEJINGERBUYONGJIANGWENJIEJING?JUCI,JIASHENDUI“ZHENGFA”ZHEIZHONGFENLIHUNHEWUDELIJIE。BINGQIFAXUESHENGSIKAO:ZHENGFAGUOCHENGZHONGXUYAONAXIEYIQI?ZHUYINAXIEWENTI?ZUIHOUHEXUESHENGYIQIZONGJIECONGHAISHUIZHONGDEDAOCUYAN,SHIDIYICIJIEJING,ERCONGCUYANZHONGDEDAOSHIYANSHIDIERCIJIEJING,ZHEIZHONGTICHUNCUYANDEFANGFAJIUSHIZHONGJIEJINGFA。BINGYONGTUPIANCHENGXIANZHONGJIEJINGZAISHENGCHANSHENGHUOZHONGDEYINGYONG,MUDERANGXUESHENGRENSHIDAOHUAXUEYUSHEHUIFAZHANDEMIQIEGUANXI。

RENWUER、CHUQUCUYANZHONGDEKERONGXINGZAZHI。

ZHEILIWORANGXUESHENGXIANZIDUKEBEN68YEDUOSHIYIDIAN,RANHOUTAOLUNYIXIAWENTI:

1、JIARUDESHIJIYOUNAXIE?ZUOYONGFENBIESHISHENME? WEISHENMESHIGUOLIANGDE?2、CHUQUCUYANZHONGDEKERONGXINGZAZHIDEFANGFASHISHENME?3、NENGFOUJIANGLVHUABEIHUANCHENGXIAOSUANBEI?WEISHENME?

大牛配资WANCHENGYISHANGSANGEWENTIDETAOLUNJIAOLIUHOURANGXUESHENGXIECHUFANYINGGUOCHENGZHONGSHEJIDAODEFANYINGFANGCHENGSHI。ZAISIKAOZONGJIEHUAXUEFANGFACHUZAZHIDEYUANZE,RANHOUZAIJIEHEQIANMIANLIANGGEBANKUAIDEYANJIUZONGJIECHUHUNHEWUFENLITICHUNDESIXIANGHEFANGFA。SHISIXIANGDEDAOSHENGHUA。

BANKUAISAN、YINGYONGZHILV

SHIYANDEYONGTU。

SHOUXIANRANGXUESHENGSIKAOZHIDEDESHIYANYOUSHENMEYONGTU?XUESHENGCHANGSUOYUYAN,ZAICIWOZAIYIXINXICHONGLANGDEXINGSHIJIXUESHENGJIAYIBUCHONGLVHUANADUISHENTIDEZUOYONG,YIJIGONGYEYONGTUHENONGYEYONGTUDENG,ZAICIWOTEYIRANGXUESHENGXIECHUJIZHONGWUZHIDEHUAXUESHI,RANGXUESHENGFENXITIXIANLEZENYANGDEHUAXUEGUANNIAN?GEBIEXUESHENGRUGUOMEIFENXICHULAI,WOJIURANGTAMENKANKANFANYINGWUHESHENGCHENGWUDEYUANSUZHONGLEI,FUHEZHILIANGSHOUHENGDINGLV,TIXIANLEYUANSUDESHOUHENGGUAN。

WEILEJIEJIAOXUEMUBIAODACHENGQINGKUANG,SHEJILEYIZUFUYOUTIDUDEXITI,YONGDAOLEWULIFANGFAHEHUAXUEFANGFA。BINGQIECAIYONGJINGSAIQIANGDADEXINGSHILAIJIFAXUESHENGXINGQU,PEIYANGXUESHENGDESIWEINENGLIJILINGHUOYUNYONGZHISHIJIEJUEJUTIWENTIDENENGLI。

ZUIHOURANGXUESHENGJINXINGSIWEIPENGZHUANGJIAOLIUSHOUHUO,GOUJIANCHUBENJIEKEDEZHISHIKUANGJIA。ZHONGDIANSHIRANGXUESHENGMINGBAIHUAXUESHIYIMENRENSHIWUZHI,GAIZAOWUZHI,YINGYONGWUZHIDEXUEKE。

ZUOYEDESHEJIDEMUDESHITONGGUOJIEJUEWENTIDADAOXUEYIZHIYONGDEMUDE。