台湾宾果28

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燃烧和灭火评课稿

时间:2017-11-12 来源:台湾宾果28_台湾宾果28平台【官网授权】 点击:

hexintishi: jiunianjihuaxueshangceranshaohemiehuotingkegao,fenxiangranshaohemiehuotingkeganshouhejiluranshaohemiehuopingkegao: eryanghuatanheyiyanghuatanjiaoxuemubiao(yi)zhishiyujineng 1、shixueshengzhangwoeryanghuatanheyiyanghuatanzheiliangzhongqitidezhongyao

jiunianjihuaxueshangceranshaohemiehuotingkegao,fenxiangranshaohemiehuotingkeganshouhejilu

ranshaohemiehuopingkegao:

eryanghuatanheyiyanghuatan

jiaoxuemubiao

台湾宾果28(yi)zhishiyujineng 

台湾宾果281、shixueshengzhangwoeryanghuatanheyiyanghuatanzheiliangzhongqitidezhongyaohuaxuexingzhi,lejieqiwulixingzhihezhuyaoyongtu,zhidaoziranjiezhongdeyangxunhuanhetanxunhuan。 

2、lejieyiyanghuatandeduxing,zhidaoruheyufangyiyanghuatanzhongduhezengqianghuanbaoyishi。 

台湾宾果283、tongguotanjiueryanghuatanxingzhideshiyan,xuehuiduishiyanzhongchuxiandexianxiangjinxingfenxibingdechujielundefangfa。

4、tongguoxueshengzixingshejishiyanhewanchengyixieshiyan,peiyangxueshengdejibenhuaxueshiyancaozuojineng。

(er)guochengyufangfa 

1、tongguoguanchayanshishiyandexianxiang,peiyangxueshengfenxihejiejuewentidenengli。

2、tongguorangxueshengzijishejishiyanquyanzhengeryanghuatandexingzhi,peiyangxueshengdeshiyanshejinengli。 

台湾宾果283、jingguoqinzidongshoushiyan,rangxueshengdongdeeryanghuatankeyiyushuifanyingshengchengtansuan。

(san)qinggan、taiduyujiazhiguan 

1、tongguoduieryanghuatandemiduyijishuirongxingjinxingshiyansheji,peiyangxueshengdewentiyishiyijisiweideyanmixing。 

2、tongguoyongjinguoshiruirongyedexiaohualaijinxingshiyantanjiu,rangxueshengqinzicanyudaozhishidexingchengguochengzhong,congerhuodechenggongdexiyueheduihuaxuexuexidechixuxingqu。

jiaoxuezhongdian

1、eryanghuatanyuyiyanghuatandewulixingzhihehuaxuexingzhidebijiao。

台湾宾果282、eryanghuatandezhongyaohuaxuexingzhi。

3、eryanghuatanheyiyanghuatandeyongtu。

4、wenshixiaoyingdexingcheng、weihaixingjiqifangzhicuoshi。

jiaoxuenandian

1、eryanghuatanhuaxuexingzhidetanjiu。

2、bianzhengguandiandepeiyang。

jiaoxuefangfa

hezuotanjiu、guancha、duibifenxi、zongjie、lianxishiji。

jiaoxuezhunbei 

1.jiaoshizhunbei: caiduomeitikejian、ziseshiruijinpaoguodeganzaoxiaozhihua、chengqingshihuishui、xinxianjixue、kangningxueji、cuo、ganbing、daoguan、shiguan、shaobei、tiejiatai、boliguan、jietilazhu、jiujingdeng、danshuangkongsai、huochaideng、xueshengfenzu(sirenyixiaozu)。

2.xueshengzhunbei: dashiguan、dankongxiangpisai、daoqiguan、xiangjiaodaoguan、yaochi、jiujingdeng、xiaomutiao、huochai、jiqiping、bolipian、xiaoshaobei、niezi、baitiepijietijia、ruansuliaoping、jinguoshiruishiyedexiaohua(meixiaozu4duo)、dalishi、xiyansuan、cusuandeng。

keshianpai  2keshi

jiaoxueguocheng

diyikeshi

daoke

(huandengpian)1.yourenqianzheyitiaogouzoujinzhuawadedugu,gouyundaole,renqueanranwuyang;dangrenwanyaoyujiugoushi,renyeyundaole。zheishiweishenmeni?

2.miyu: takeyifanshouweiyun,fushouweiyu,shi“zhiwudeliangshi”、“miehuodexianfeng”、qiangbide“fenshuajiang”、yeshizaochengwenshixiaoyingdezuikuihuoshouzhiyi。tashiyizhongshenmewuzhi?

台湾宾果28[jiaoshijiangshu] 1.shieryanghuatansuozhi;2.eryanghuatan。

[yinyan] renshiyizhongwuzhizhuyaoshicongwuzhidezucheng、jiegou、xingzhiyijibianhuaguilvdengfangmianzheshou,yibiantaiwanbinguo28genghaodishiyongta。neimeeryanghuatanjuyounaxiexingzhini?benjieketaiwanbinguo28xianlaiyiqitanjiuyixia。

shouxinke

yi、eryanghuatan

1.eryanghuatandexingzhi

[xueshenghuodong] zhiqubingshoujisangejiqipingheyigeruansuliaopingdeco2。

huodongyutanjiuyi:

(huandengpian)⑴dianranliangzhiduanlazhu,fenbiefangzaijietijiashang,bajietijiafangzaishaobeili,jiangyigejiqipingzhongdeco2huanmandiyanshaobeineibidaorushaobeizhong,guanchaxianxiangbingfenxi。                                 

现象

分析

huodongtanjiuer:

(huandengpian)⑵xiangchongmaneryanghuatanderuansuliaopingzhongzhuruyue1/2tijideshui,lijigaijinpinggai,zhendang,guanchaxianxiangbingfenxi。    

现象

分析

[xiaozutaoluntaiwanbinguo28、zongjieguina]

(huandengpian)tianxiexiabiao:

颜色 状态 气味 密度 溶解性 是否支持燃烧 是否燃烧

CO2

[xueshenghuodong,taoluntaiwanbinguo28]

1.xiangshaobeizhongqingdaoeryanghuatanshi,xiamianlazhuxianximie,shangmianlazhuhouximie。zheishuomingeryanghuatanbunengranshao,yebuzhichiranshao,tongshimidubikongqimiduda。

台湾宾果282.xiangruansuliaopingzhongzhurushui,gaijinpinggaihou,faxiansuliaopingbianbie。zheishuomingeryanghuatannengrongyushui。

台湾宾果28(huandengpian)[xiaojie]: eryanghuatanshiwuse、wuweideqiti,midubikongqida,nengrongyushui,bunengranshao,yebuzhichiranshao。

[jiaoshijiangjie] eryanghuatannengrongyushui,zaitongchangqingkuangxia,1tijishuiyuerongjie1tijieryanghuatan,suizheyaqiangdezengda,rongjiedegengduo。shengchanqishuijiushiliyongleeryanghuatandezheiyixingzhi。

[shewen] eryanghuatanzairongyushuideshihou,youmeiyoufashenghuaxuebianhuani?

huodongyutanjiusan:

(huandengpian)qusiduoyongshiruirongyejinpaodeganzaodexiaozhihua。diyiduopenxicusuan,dierduopenshui,disanduofangrushengmaneryanghuatandejiqipingzhong,disiduopenshuihou,zaifangrushengmaneryanghuatandejiqipingzhong。guanchasiduoxiaohuadeyansebianhua。ranhouquchudiyiduohedisiduoxiaohuaxiaoxinjiare,guanchaxianxiang。      

台湾宾果28    (huandengpian)genjushangshushiyanguanchadaodexianxiangtianxiexiabiao:

现象

分析

台湾宾果28[xueshengtaoluntaiwanbinguo28]

diyiduoxiaohuayucusuanbianhong;dierduoxiaohuayushuibubianse;disanduoxiaohuayueryanghuatanyebubianse;disiduoxiaohuatongshijiechudaoshuiheeryanghuatanbianchenghongse。zheiyishiyanxianxiangshuomingshuiheeryanghuatanfanyingshengchengleleisicusuandewuzhi——tansuan,tansuannengshiziseshiruirongyebianchenghongse。

jiangdiyiduohedisiduoxiaohuafenbiejiarehou,hongsetunqu。zheishuomingtansuanhenbuwending,shoureyifenjieshengchengeryanghuatanheshui。

台湾宾果28[jiaoshiyindaoxueshengyuedukeben,tishizhuyishiyanzhongfashengfanyingdehuaxuefangchengshixiefa]

台湾宾果28(huandengpian)co2 + h2o = h2co3 、h2co3 = co2↑ + h2o

[jiaoshishewen] taiwanbinguo28zaojiuzhidaoeryanghuatannengshichengqingshihuishuibianhunzhuodeshishi,neimenizhidaozheijiujingshishenmeyuanyinni?

[jiaoshijiangjie] eryanghuatanyuchengqingshihuishuizhongdeqingyanghuagaifashenghuaxuefanying,shengchengbaisedetansuangaichendian。hunzhuoxianxiangjiushiburongyushuidebaisetansuangaixiaokelixuanfuzaishuizhongdeyuangu。

(huandengpian)ca(oh)2 + co2 = caco3↓+ h2o

[jiaoshiqiangdiao] cifanyingkeyiyonglaijianyaneryanghuatan,yekeyonglaijieshiyongshihuijiangmodeqiangbibiandejianying。

(huandengpian)[zongjie]eryanghuatandexingzhi

1.wulixingzhi:

台湾宾果28⑴tongchangqingkuangxia,eryanghuatanshiwuse、wuweideqiti,

⑵zaibiaozhunzhuangkuangxia,eryanghuatandemiduwei1.977g/l,bikongqida。

台湾宾果28⑶eryanghuatannengrongyushui,suizheyaqiangdezengdaerrongjiedegengduo。

2.huaxuexingzhi:

台湾宾果28⑴eryanghuatanbunengranshao,(yiban)yebuzhichiranshao。

⑵eryanghuatannengyushuifanyingshengchengtansuan,co2 + h2o = h2co3。(zhuyi: co3jiaotansuangen)

台湾宾果28⑶eryanghuatannengyuchengqingshihuishuifanying,ca(oh)2 + co2 = caco3↓+ h2o。

[jiaoshibangzhuxueshenghuigu《keti1》xuedaodezhishi,jiangshu]

wuzhidexingzhijuedingwuzhideyongtu。zhangwolewuzhidexingzhi,mudezaiyuyonghaowuzhi。xiamianjiulaixuexieryanghuatandezhuyaoyongtu。

[jiaoshiyindaoxueshengyuedukeben,bingguinazongjie]

(huandengpian)eryanghuatandeyongtu。 

             

[xueshenggenjuzijidezhishijingyanzongjieeryanghuatandeyongtu,bingtaiwanbinguo28]

⑴yinweieryanghuatannengrongyushui,qiesuizheyaqiangdezengdarongjiedegengduo,suoyikezhiqishuidengtansuanyinliao。

⑵ganbingkeyongyurengongjiangyu,chuangzaoyunwuwutaichangjing,keyongzuozhilengji,yongyulengzangshipin。

[jiaoshijiangshu,bingshewen]

台湾宾果28wuzhidouyoutadeliangmianxing。eryanghuatandeyongtuzheimeda,neimetaduitaiwanbinguo28deshengchan、shenghuoyoumeiyoubulideyimianni?

(huandengpian)wenshixiaoying。

台湾宾果28[jiaoshixianyindaoxueshengyuedukeben,ranhoujieshao]

kongqizhongdeeryanghuatanhanliangshixiangduiwendingde。dansuizhegongyedefeisufazhan,renleixiaohaokuangwunengyuandejijuzengjia,paifangdaokongqizhongdeeryanghuatanbuduandezengduo,tongshisenlinmianjiyezaibuduandejianxiao,congershidedaqizhongeryanghuatandehanliangbuduanshangsheng。daqizhongdeeryanghuatannengxiangwenshideboli、suliaobomoyiyang,shidediqiubiaomianxishoudetaiyangguangdereliangbuyisanshi,congershiquanqiubiannuan,zheizhongxianxiangjiaozuo“wenshixiaoying”。nengchanshengwenshixiaoyingdeqitichueryanghuatanwai,haiyouchouyang、jiawan、fuliangdeng。

台湾宾果28[jiaoshiyindaoxueshengyuedukeben,bingtaiwanbinguo28fayan]

台湾宾果28tantanwenshixiaoyingduihuanjingdeyingxianghefangzhiwenshixiaoyingjinyibuzengqiangyingcaiqudecuoshi。

(huandengpian)1.wenshixiaoyingdeweihai:

⑴quanqiubiannuan,qiwenshenggao,daozhiliangjibingchuanronghua,haipingmianshangsheng,yanmeibufenyanhaichengshi。

台湾宾果28⑵youyuqiwendeshenggao,shuifenzhengfajiakuai,qihouganzao,jiakuaitudishamohua,daozhinongyejianchan。

台湾宾果28⑶kuangjing、caijiao、meiyoukaifadeshandongdengdifang,eryanghuatannongduguodashi,huishirenhuxikunnan,yanzhongshihaihuidaozhisiwang。        

(huandengpian)2.fangzhiwenshixiaoyingdecuoshi:

⑴fangzhiwenshixiaoyingjinyibuzengqiang,kecaiqudecuoshishi: jieyuenengyuan,jianshaoshiyongmei、shiyou、tianranqidenghuashiranliao;

⑵更多地利用清洁能源,如太阳能、能、潮汐能、地热、核能等;

⑶大力植造林,严禁乱砍滥伐等。

[xueshenggenjuzijidezhishijingyanzongjieguinafangzhiwenshixiaoyingdecuoshi]

1.bufenshaolaji;

台湾宾果282.bufenshaonongzuowujiegan;

3.dasaojiaoshidefeizhibufenshao;

4.duozhonghuazhongcao……

xiaojie

台湾宾果28benjieketaiwanbinguo28tanjiuleeryanghuatandexingzhi,zhangwoleeryanghuatandeyongtu,bingliyongeryanghuatandexingzhijieshihejiejueyixieshijiwenti,fenxileeryanghuatandegongyuguo,zhidaolewenshixiaoyingdeweihaixingjifangzhiwenshixiaoyingjinyibuzengqiangdeyouxiaocuoshi。

suitanglianxi(huandengpian)

1.yiyanghuatanheeryanghuatansuirandoushiyou     yuansuhe    yuansuzuchengde,danshi,yigeeryanghuatanfenzibiyigeyiyanghuatanfenziduoyige      ,zheizhongbutongdefenzigoucheng,shidetamendexingzhi      。

2.yingshiwutaishangchangyongyuchanshengyunwufangundexiaoguo,shirenruruxianjingdewuzhishi      ,qizhongchanshengyunwuxiaoguodeyuanyinshi                     ;genjutachanshengwudexingzhi,shuochutadelianggezhuyaoyongtu             、               。

3.zaiwenshidapengneishengchanshucaihuohuahuideguochengzhong,changxiangpengneishifangshiliangdeeryanghuatan,qizhuyaomudeshi(   )

台湾宾果28a.shihaichongzhixisiwang,fangzhizhiwudebingchonghai    b.cujinzhiwudeguanghezuoyong,tigaoshucaidengdechanlianghezhiliang 

台湾宾果28c.chanshengwenshixiaoying,tigaopengneiwendu          d.bimianpengneifashenghuozai

台湾宾果284.suowei“wenshixiaoying”shizhi(   )

a.pinpinfashengdesenlindahuo,shidiqiudewendushenggao

台湾宾果28b.youyudaqizhongeryanghuatan、chouyang、jiawandengqitihanliangzengda,zuailerefushe,shidibiaowendushenggao

c.kongzhisuliaodapengneidewendu,shizhishiyinongzuowudeshengzhang

d.diqiushangchouyangcengzaodaopohuai,shiyangguangzhongdeziwaixianyichuantoudaqicengzhaoshedaodiqiu

台湾宾果285.eryanghuatanzhankongqizongtijide0.03%,ziranjiezhongeryanghuatandexunhuanrutusuoshi,zaiachubucanyugaixunhuandeshi(   )

 lvsezhiwudeguanghezuoyong

a.zhiwudehuxizuoyong                     b.hantanranliaoderanshao

c.fazhanliyongqingranliao                     d.renhedongwudehuxi

buzhizuoye

p120xiti: 4、7

[kewaihuodong] yico2degongyuguoweitixieyipianxiaolunwen。

台湾宾果28[kewaitanjiu] kexuetanjiushiwuzhijingde,nihainengshejichuqitadeshiyanlaizhengmingco2nengrongyushuima?

fangan1: chongmanco2dejiqipingjiarushui,anjinbolipianzhendang,jiangjiqipingdaoguolai,bolipianbuhuidiaoxialai。

fangan2: xianzaiyizhishiguanzhongchongmaneryanghuatan,ranhoujiangshiguandaokouzaishuicaozhong,guoyiduanshijian,huikandaoshiguanzhongyemianshangsheng。

台湾宾果28fangan3: chongmaneryanghuatandezhuixingping,fenyeloudouzhongzhuangdeshishui,shuangkongsailingyikongdedaoguanshanglianjieyigeqiqiu,dakaihuosai,shuijinruzhuixingping,ranhouzhendangzhuixingping,huikandaoqiqiubianbianle。

fangan4: chongmanco2dejiqipingzhongjiarushui,zhendang,shuiyandaoqiguancongshaobeijinrujiqiping。

banshusheji

yi、eryanghuatan

1.eryanghuatandexingzhi

⑴wulixingzhi:

台湾宾果28①tongchangqingkuangxia,eryanghuatanshiwuse、wuweideqiti,

②zaibiaozhunzhuangkuangxia,eryanghuatandemiduwei1.977g/l,bikongqida。

台湾宾果28③eryanghuatannengrongyushui,suizheyaqiangdezengdaerrongjiedegengduo。

⑵huaxuexingzhi:

①eryanghuatanbunengranshao,(yiban)yebuzhichiranshao。

②eryanghuatannengyushuifanyingshengchengtansuan,co2 + h2o = h2co3。

③eryanghuatannengyuchengqingshihuishuifanying,ca(oh)2 + co2 = caco3↓+ h2o。

2.eryanghuatanduishenghuohehuanjingdeyingxiang——wenshixiaoying

⑴wenshixiaoyingdeweihai:

台湾宾果28①quanqiubiannuan,qiwenshenggao,daozhiliangjibingchuanronghua,haipingmianshangsheng,yanmeibufenyanhaichengshi。

②youyuqiwendeshenggao,shuifenzhengfajiakuai,qihouganzao,jiakuaitudishamohua,daozhinongyejianchan。

⑵fangzhiwenshixiaoyingjinyibuzengqiangdecuoshi:

①fangzhiwenshixiaoyingjinyibuzengqiang,kecaiqudecuoshishi: jieyuenengyuan,jianshaoshiyongmei、shiyou、tianranqidenghuashiranliao;

②gengduodiliyongqingjienengyuan,rutaiyangneng、fengneng、chaoxineng、dire、henengdeng;

③dalizhishuzaolin,yanjinluankanlanfadeng。

jiaoxuefansi:

dierkeshi

[yinyan] tandeyanghuawuyouyiyanghuatanheeryanghuatanliangzhong。yiyanghuatanheeryanghuatansuirandoushiyoutanyuansuheyangyuansuzuchengde,danshi1geeryanghuatanfenzibi1geyiyanghuatanfenziduoyigeyangyuanzi,zheizhongbutongdefenzigoucheng,shidetamenxingzhiyouhendadebutong。benjieketaiwanbinguo28laitanjiuyiyanghuatandexingzhi。

台湾宾果28[huodongyutanjiu](jiaoshiyanshi,xueshengguanchajilufenxi)

台湾宾果28(huandengpian)zhanshiyipingshengmanyiyanghuatandejiqiping,rangxueshengguanchayansehezhuangtai,ranhouzaijiqipingdedaoguankoudianhuo,guanchahuoyandeyanse;zaijiangyizhineibifuyouchengqingshihuishuideshaobeizhaozaihuoyandeshangfang,guanchabingfenxi。

现象

分析

[jiaoshiyindao]xueshenglianxishenghuoshiji]xiangyixiangshenghuozhongmeilushangfangluhuodehuoyanyanse。                                

台湾宾果28[xueshengtaoluntaiwanbinguo28,bingguina] yiyanghuatanshiyizhongwusedeqiti;keyiranshao,ranshaoshihuoyanchenglanse;shaobeineibichuxianbaiseguti,shuomingyiyanghuatanranshaoshishengchengeryanghuatan。

(huandengpian)er、yiyanghuatan

1.yiyanghuatandexingzhi:

台湾宾果28⑴yiyanghuatanshiyizhongwuse、wuweideqiti;jinanrongyushui。

⑵yiyanghuatanjuyoukeranxing,2co+o2 2co2。

[jiaoshitiwen] nitingshuoguoyourenmeiqizhongdudeshiqingma?

[xueshenggenjuzijilejiedeqingkuanghuida]

台湾宾果28[jiaoshiyanshi] zaishiguanzhongjiaruxinxianjixue(jiakangningxueji),ranhoutongruyiyanghuatanqiti,guanchajixueyansedebianhua。

yiyanghuatanjiyiyuxueyezhongdexuehongdanbaijiehe,congershixuehongdanbaibunenghenhaodiyuyangqijiehe,zaochengshengwutineiqueyangyanzhongshihuiweijishengming。

(huandengpian)⑶yiyanghuatanyoujudu!

(huandengpian)[lianxishenghuoshiji,taoluntaiwanbinguo28]

台湾宾果281.zaishenmeqingkuangxiarongyifashengmeiqizhongdu?

2.yourenyongmeiluhuoqunuan,weilefangzhimeiqizhongdu,zaimeilushangfangyihushui。nirenweitadezuofaduima?weishenme?cishiyouzenyangyufangmeiqizhongdu?

台湾宾果283.meiqichangweishenmechangzaijiayongmeiqizhongchanrushaoliangjuyounanwenqiweideqiti?fashengmeiqixielushi,yingcaiqushenmeyangdeanquancuoshi?

4.ruguoyourenfashengmeiqizhongdu,yingzenmeban?

台湾宾果28[xiaojie]1.meiqixielu;shineitongfengbuliangdengqingkuangxiadouyoukenengfashengmeiqizhongdu。

2.yinweiyiyanghuatanjinanrongyushui,suoyifangyihushuibianbunengfangzhimeiqizhongdu。zaishineizhuangyipaiqishan。

3.yinweiyiyanghuatanshiwusewuweideqiti,meiqixielushibuyibeirenchajue,suoyizaimeiqizhongchanrushaoliangnanwenqiweideqiti。ruofashengmeiqixielu,yinglijiguanbimeiqifamen,dakaimenchuangtongfeng,buyaodadahuojihuoladiandengkaiguan,yimianchanshenghuohuahuominghuoeryinqibaozha。

4.ruguofashengmeiqizhongdu,qingdudeyinghuxidaliangdexinxiankongqi,yanzhongdeyaolijisongdaoyiyuanzhiliao。

[jiaoshishewen] yishangtaiwanbinguo28xuexileyiyanghuatandesanzhongxingzhi,neimetahaihuiyoushenmexingzhini?

[jiaoshiyanshi、jiangjie] zaiboliguanzhongfangruyanghuatong,tongruyiyanghuatanyiganzouboliguanzhongdekongqihou,jiare。guanchaxianxiangbingyumutanhaiyuanyanghuatongdeshiyanzuoduibi。

[xueshengguanchasikao、fenxi]

现象

分析

(huandengpian)

               

台湾宾果28[xueshengtaiwanbinguo28] congxianxianglaishuo,boliguanzhongdeheisefenmobianchenghongse,chengqingshihuishuibianhunzhuo,shuomingyiyanghuatanyuyanghuatongfanyingshengchengtongheeryanghuatan,zheiyixianxianghejielunshuomingyumutanhaiyuanyanghuatongxiangtong。

[zhimingliangmingxueshengbanyan,shuxieyiyanghuatangenyanghuatongfanyingdehuaxuefangchengshi]

台湾宾果28[jiaoshiyutongxuemenyiqipingjia,jiezhetiwen] gaifanyingshifoushihaiyuanfanying?ruoshi,neime,nazhongwuzhijuyouhaiyuanxing?

台湾宾果28[xueshengsikaohuida] shihaiyuanfanying,yiyanghuatanjuyouhaiyuanxing。

(huandengpian)⑷yiyanghuatanjuyouhaiyuanxing,co+cuo cu+co2。

[jiaoshishewen] yiyanghuatanhaiyuanyanghuatongyumutanhaiyuanyanghuatongbijiao,chulexianxianghejielunxiangtongwai,zaizhuangzhishangyoumeiyoubutongdedifang?

台湾宾果28[xueshengsikaohuida] yiyanghuatanyoudu,yongjiujingdengdianranweiqi,fangzhixieluyiwurankongqi。

[jiaoshizongjie] yiyanghuatandezhuyaoyongtushi: zuoqitiranliao;yelianjinshudehaiyuanji。

台湾宾果28[jiaoshitiwen] benjieketaiwanbinguo28zhuyaoxuexilenaxiezhishi?

xiaojie

benjieketaiwanbinguo28zhuyaoxuexileyiyanghuatandesidaxingzhi,ji: wuseqiti、keranxing、duxing、haiyuanxing。xuexileduibifenxifangfa。

suitanglianxi(huandengpian)

台湾宾果281.yongchunjingdecohaiyuancuoshi,shiguanzhongdecuoyou__sezhujianbianwei__se;jiangshengchengdeqititongruchengqingdeshihuishuizhong,keyikandaochengqingdeshihuishui     。

2.xianyouyiyanghuatanheeryanghuatandehunheqiti20 g,qizhongyangyuansudezhiliangfenshuwei64%。xianshigaihunheqititongguozhuoredeyanghuatongzaitongguozuliangdechengqingshihuishuizhong,shengchengchendiandezhiliangwei       。

3.xialieyouguancodeshuofazhengquedeshi(     )

a.yiyanghuatanshiyoucijixingqiweideyouduqiti

b.zailuhuoshangfangyipenshui,keyibimianyiyanghuatanzhongdu

c.yiyanghuatanzhonghanyouyangyuansuhetanyuansu,suoyitashuyuhunhewu

d.yiyanghuatannengyuxuehongdanbaijiehe,daozhirentiqueyang

4.guanyuyiyanghuatanheeryanghuatandexushuzhong,zhengquedeshi(    )

台湾宾果28a.doushiwuseyoududeqiti         b.doushiyanghuawu,dounengyuqingyanghuagairongyefanying

台湾宾果28c.dounengyongtanheyangqifanyingzhide     d.dounengrongyushui,bingnengshiziseshiruishiyebianhong

5.xialiewuzhizhongbunengyonglaijianbiecoheco2liangzhongqitideshi(    )

a.chengqingshihuishui         b.ziseshiruishiye      c.zhuoredeyanghuatong              d.xiyansuan

banshusheji

台湾宾果28    er、yiyanghuatan

1.yiyanghuatandexingzhi:

⑴yiyanghuatanshiyizhongwusewuweideqiti;jinanrongyushui;

台湾宾果28⑵yiyanghuatanjuyoukeranxing,2co+o2 2co2;

⑶yiyanghuatanyoujudu;

⑷yiyanghuatanjuyouhaiyuanxing,co+cuo cu+co2。

台湾宾果282.yiyanghuatandeyongtu: zuoqitiranliao;yelianjinshudehaiyuanji。

benketizongjie

benketitaiwanbinguo28zhuyaoxuexileeryanghuatanheyiyanghuatandexingzhijiyongtu,xuexileyanjiushiwudekexuefangfa,ji: tichuwenti→caixiang→shejifangan→tanjiushiyan→dechujielun。peiyanglexueshengdehezuo、tanjiudejingshen,dongdewuzhidoucunzaizheng、fanliangmianxing。

jiaoxuefansi:



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