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倫敦光化學煙霧事件PPT

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倫敦光化學煙霧事件PPT

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凯旋棋牌ZHESHILUNDUNGUANGHUAXUEYANWUSHIJIANPPTXIAZAI,ZHUYAOJIESHAOLEGUANGHUAXUEYANWUDINGYI;GUANGHUAXUEYANWUDETEZHENG;GUANGHUAXUEYANWU;GUANGHUAXUEYANWUXINGCHENGYUANLI;WURANWULAIYUAN;DAQIZHONGZHONGYAOZIYOUJIDELAIYUAN;DANYANGHUAWU(NOX)DEZHUANHUA;TANQINGHUAHEWU(CHX)DEZHUANHUA,HUANYINGDIANJIXIAZAI。

凯旋棋牌BALIDEGUANGHUAXUEYANWU CHENGSHISHANGKONGDEGUANGHUAXUEYANWU ZUCHENGCHENGFEN GUANGHUAXUEYANWUBAOKUOYIXIAJIZHONGWUZHI:   DANYANGHUAWU,LIRUERYANGHUADAN   DUILIUCENGCHOUYANG   HUIFAXINGYOUJIHUAHEWU   XIAOSUANGUOYANGHUAYIXIAN   QUANLEI   TONGLEI WURANWULAIYUAN ZHUYAOWURANYUAN:QICHEWEIQI DAQIZHONGCUNZAIDEZHONGYAOZIYOUJIYOUHO·、HO2·、R·、RO·、RO2·DENG。 1、DAQIZHONGHO·HEHO2·ZIYOUJIDENONGDUFENBU JIELUN:1)HO·ZUIGAONONGDUCHUXIANZAIREDAI; 2)LIANGBANQIUZHIJIANHO·FENBUBUDUICHENG,NANDUOBEISHAO; 3)BAITIANGAOYUYEJIAN,XIAJIGAOYUDONGJI。 H2CO + hν→ H·+ HCO· H·+ O2 + M → HO2·+ M HCO·+ O2→ HO2·+ CO HO•DUICO DEYANGHUAZUOYONG HO•+CO →CO2+ H• H•+O2 → HO2• 1、NODEYANGHUA 1)YUO3 DEFANYING: NO + O3→ NO2 + O2 NONENGGOUXUNSUDIYUO3FANYING,SUOYIZAITONGYIQITUANZHONG,NOYUO3BUNENGYIXIANZHUDENONGDUTONGSHIGONGCUN。NONONGDUJIANGDAOZUIDIZHIZHIQIAN,O3BUKENENGJILEI,SUOYIGAIFANYINGKEKONGZHIO3NONGDUDEFENGZHI。 RH + HO·→R·+ H2O R·+ O2 → RO2· NO + RO2·→ NO2 + RO· RO·+ O2 → R’CHO + HO2· NO + HO2·→ NO2 + HO· YANJIUHO·YUJINGFANYINGDEYIYI: ①YIGEJINGYUHO·FANYINGDEXUNHUANLIANZHONG,YOULIANGGENOBEIYANGHUACHENGNO2,TONGSHIHO·DEDAOFUYUAN; ②GAIFANYINGSUDUKUAI,NENGYUO3YANGHUAFANYINGJINGZHENG,CONGERDAOZHIO3JILEI。 HO·+ NO → HNO2 (YIGUANGJIE) RO·+ NO → RONO(YIGUANGJIE) NO2DEGUANGJIEZAIDAQIHUANJING(WURAN)HUAXUEZHONGZHANYOUHENZHONGYAODEDIWEI,TAKEYIYINFADAQIZHONGSHENGCHENGCHOUYANGDEFANYING。 NO2 + h  NO + O· O· + O2 + M  O3 + M O3 + NO  NO2 + O2 1)NO、NO2、O3ZHIJIANCUNZAIDEHUAXUEXUNHUANSHIDAQIGUANGHUAXUEGUOCHENGDEJICHU。 2)DANGDAQIZHONGNOYUNO2HEYANGGUANGTONGSHICUNZAISHI,O3JIUZUOWEINO2GUANGFENJIEDECHANWUERSHENGCHENG。 3)JUCHENGZHESHIDAQIZHONGWEIYIYIZHIO3DERENWEILAIYUAN。 1)YUHO·FANYING: NO2 + HO·→ HNO3(g) ①GAIFANYINGSHIDAQIZHONGQITAIHNO3DEZHUYAOLAIYUAN,TONGSHIYEDUISUANYUSUANWUDEXINGCHENGQIZHUZHONGYAOZUOYONG。 ②YINWEIHO·NONGDUBAITIANGAOYUYEJIAN,SUOYIGAIFANYINGZAIBAITIANHUIYOUXIAOJINXING。 ③SUOCHANSHENGDEHNO3ZAIDAQIZHONGGUANGJIEHENMAN(HO·LAIYUANSHIHNO2GUANGJIEERBUSHIHNO3DEYOUYIYUANYIN),CHENJIANGSHITAZAIDAQIZHONGDEZHUYAOQUCHUTUJING。 2)YUO3FANYING: NO2 + O3→ NO3 + O2 (DAQIZHONGNO3DEZHUYAOLAIYUAN) NO3 + NO2 + M ≒ N2O5 NO3JIYIGUANGJIE: NO3 + hν→ NO + O2 NO3 + hν→ NO2 + O· RUONONONGDUGAOSHI,HUIBANSUIRUXIAFANYINGFASHENG: NO + O3→ NO2 + O2 NO + NO3→ 2NO2 。 SAN、TANQINGHUAHEWU(CHX)DEZHUANHUA DAQIZHONGYIQITAIXINGSHICUNZAIDECHXZHUYAOSHITANYUANZISHUWEI1-10DEKEHUIFAXINGJINGLEI,TAMENSHICANJIAGUANGHUAXUEYANWUDEZHUYAOCANYUZHE,QITACHXDABUFENYIQIRONGJIAOXINGSHICUNZAIYUDAQIZHONG。 WANJINGZAIDAQIZHONGDEGUANGHUAXUEFANYINGZHUYAOSHIYUHO·HEO·FASHENGQINGZHAICHUFANYING。 RH + HO·→ R·+ H2O ① RH + O·→ R·+ HO· ② ②SHIKEYIBATAKANZUOSHIXIAOHAOO·DEFANYING,ERDAQIZHONGO·ZHUYAOLAIZIO3DEGUANGJIE,SUOYIHUANYANZHI,TONGGUO②SHIKEDE,WANJI(TEBIESHIJIAWAN)KEYIBUDUANXIAOHAOO·,CONGERDAOZHICHOUYANGCENGDEPOHUAI。 RH + NO3→ R·+ HNO3 ZHESHICHENGSHIYEJIANHNO3DEZHUYAOLAIYUAN; GAIFANYINGSUDUHENMAN,BUNENGYUHO·XIANGBI。 ZAIYIBANDAQITIAOJIANXIA,XIJINGZHUYAOFASHENGJIACHENGFANYING。 1)YUHO·JIACHENG(YIYIXIWEILI) CH2= CH2 + HO·→·CH2CH2OH ·CH2CH2OH + O2→·CH2(O2)CH2OH ·CH2(O2)CH2OH + NO →·CH2(O)CH2OH + NO2 ·CH2(O)CH2OH → H2CO +·CH2OH ·CH2(O)CH2OH + O2 → HCOCH2OH + HO2· ·CH2OH + O2→ H2CO + HO2· ZHAICHUWEIZHIZAIKAOJINBUBAOHEJIANDECIWEITAN。 RUDINGXIHEHO·DEFANYING。 DANCILEIFANYINGBUCHANGJIAN,ZHIYOUZAILIANBIJIAOCHANG,BINGCUNZAIXIBINGJIDEHSHI,C-HJIANNENGLIANGJIAODI,CAIYOUKENENGYUJIACHENGFANYINGJINGZHENG。 FANYINGJILISHISHOUXIANJIANGO3JIACHENGDAOXIJINGDESHUANGJIANSHANG,XINGCHENGYIGECHOUYANGHUAWU,GAICHOUYANGHUAWUBUWENDING,HUIXUNSUFENJIEWEIYIGETANGJIHUAHEWUHEYIGEERYUANZIYOUJI,ERYUANZIYOUJINENGLIANGHENGAO,HUIJINYIBUFENJIE。YIYIXIWEILI,FENJIEHOUKESHENGCHENGYIXIEWENDINGCHANWU,YEKESHENGCHENGLIANGGEZIYOUJI。LINGWAI,ZHEZHONGERYUANZIYOUJIYANGHUAXINGYEHENQIANG,KEJIANGNOYANGHUAWEINO2,SO2YANGHUAWEISO3,YANGHUAHOUZISHENZHUANHUACHENGXIANGYINGDETONGHUOQUAN。 LIUSUANYANWUXINGWURANZUIZAOFASHENGZAIYINGGUOLUNDUN,YINCIYECHENGLUNDUNXINGYANWU。LUNDUNDAQIWURANZUIZAOBEIJIZAIYU13SHIJI,DANGSHIZHUYAOSHIYOUYUSHIHUISHENGCHANYEZAOCHENGDE。17SHIJIGONGYEGEMINGHOU,SUIZHUMEI、SHIYOUDENGKUANGWURANLIAODEDALIANGSHIYONG,DAQIWURANRIQUYANZHONG。ZAI1952NIAN12YUELUNDUNFASHENGLEYOUSHIYILAIZUIYANZHONGDEYANWUWURAN,JILUNDUNYANWUSHIJIAN。ZHECISHIJIANCHIXULE4TIAN,DAOZHIDAYUE4700RENSIWANGYIJINANYIGULIANGDESUNSHI。 YOUYURANMEIERPAIFANGCHULAIDESO2,KELIWUYIJIYOUSO2YANGHUASUOXINGCHENGDELIUSUANYANKELIWUSUOZAOCHENGDEDAQIWURANXIANXIANG,CHENGLIUSUANYANWU。 CONGGAINIANKEYIDECHU: ZHIJIEYUANYIN:RANMEI; XINGCHENGYANWUDEWURANWU:SO2、KELIWU、LIUSUANYANKELIWU。 2、XINGCHENGDEQIXIANGTIAOJIAN DONGJI QIWENJIAODI SHIDUJIAOGAO RIGUANGJIAORUO 3、TEZHENG HUANGSE、HUANYUANYANWU ZAILIUSUANYANWUDEXINGCHENGGUOCHENGZHONG,ZHUYAOSHEJIDAODEHUAXUEFANYINGJIUSHISO2DEYANGHUAFANYING。SO2ZHUANHUAWEISO3DEYANGHUAFANYINGZHUYAOKAOWUDIZHONGMENG、TIE、ANDECUIHUAZUOYONGJIASUWANCHENG。DANGRANSO2DEYANGHUASULVHUANHUISHOUDAOQITAWURANWU、WENDUYIJIGUANGQIANGDENGDEYINGXIANG。 1、LIUYANGHUAWUDEQIXIANGZHUANHUA 1)SO2DEZHIJIEGUANGYANGHUA SO2 + hν(290-340nm) ≒ 1 SO2(DANZHONGTAI) SO2 + hν(340-400nm) ≒ 3 SO2(SANZHONGTAI) 1SO2 + M → 3 SO2 + M 1SO2 + M → SO2 + M DAQIZHONGSO2ZHIJIEYANGHUACHENGSO3DEJIZHIWEI: 3SO2 + O2→SO4→SO3 + O· HUO SO4 + SO2→ 2 SO3 ①SO2YUHO·DEFANYING: HO·+ SO2 + M → HOSO2· HOSO2·+ O2 + M → HO2·+ SO3 SO3 + H2O→ H2 SO4 HO2·+ NO → HO·+ NO2 ZHEGEXUNHUANGUOCHENGDESULVJUEDINGBUZOUSHISO2YUHO·DEFANYING。 ZAIDAQIZHONGSO2YANGHUADELINGYIGEZHONGYAOFANYINGSHISO2YUERYUANHUOXINGZIYOUJIDEFANYING。 CH3C·HOO·+ SO2→ CH3CHO + SO3 LINGWAI,HO2·、RO2·、RC(O)O2 YEYIYUSO2FANYING,JIANGQIYANGHUACHENGSO3,ERBENSHENHUANYUANWEIHO·、RO·、RC(O)O·。 3.LUNDUNYANWU(LIUSUANYANWU)XINGWURANXIAOJIE ZHUYAOSHIYOUYURANMEIERPAIFANGCHULAIDES02、KELIWUYIJIYOUS02YANGHUASUOXINGCHENGDELIUSUANYANKELIWUSUOZAOCHENGDEDAQIWURANXIANXIANG DUOFASHENGZAIDONGJI,QIWENJIAODI、SHIDUJIAOGAOHERIGUANGJIAORUODEQIXIANGTIAOJIANXIA(YOULIYUWUDEXINGCHENG,BULIYUWURANWUDEKUOSAN) SO2→SO3DEFANYINGZHUYAOKAOMn,FeJINH3DECUIHUAZUOYONGERWANCHENG LUNDUNXINGYANWUYULUOSHANJIYANWUDEBIJIAO YANWUZHONGDELUNDUN (1950’S) LUOSHANJIGUANGHUAXUEYANWU YUFANGCUOSHIJULI LIYONGHUAXUEYIZHIJI JIANSHAOJIDONGCHEWEIQIDEPAIFANG ZHISHUZAOLINDENGDENG JIESHU XIEXIEDAJIA

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煙霧病的護理ppt:這是煙霧病的護理ppt下載,主要介紹了定義;病因病理、發病機制;臨床表現;處理原則;內科治療;外科治療;護理措施;微創引流的護理;腦血管造影術的護理,歡迎點擊下載。
有關煙霧病PPT:有關煙霧病PPT這個ppt包含了發病率,煙霧病腦血管造影表現分期,煙霧病的分型,煙霧病的診斷,煙霧病的治療,內科治療,外科治療,護理診斷及護理措施等內容,歡迎點擊下載。
有關煙霧病PPT素材:有關煙霧病PPT素材這個ppt包含了病因及流行病學,病理生理,診斷,治療等內容,歡迎點擊下載。
《倫敦光化學煙霧事件PPT》是由用戶huangyixuan于2020-01-05上傳,屬于化學課件PPT。

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