系列微专题3:元素的推断《第四章 物质结构 元素周期律》PPT课件

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系列微专题3:元素的推断《第四章 物质结构 元素周期律》PPT课件1

系列微专题3:元素的推断《第四章 物质结构 元素周期律》PPT课件2

系列微专题3:元素的推断《第四章 物质结构 元素周期律》PPT课件3

系列微专题3:元素的推断《第四章 物质结构 元素周期律》PPT课件4

系列微专题3:元素的推断《第四章 物质结构 元素周期律》PPT课件5

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系列微专题3:元素的推断《第四章 物质结构 元素周期律》PPT课件8

系列微专题3:元素的推断《第四章 物质结构 元素周期律》PPT课件9

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第四章 物质结构元素周期律系列微专题3:元素的推断PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航2元素推断题在历年高考中占有一定的比例(主要在选择题中体现),主要考查元素周期表中“位、构、性”的关系及利用物质结构和性质进行综合推断的能力,要求熟练掌握短周期所有元素的结构特点、在周期表中的位置以及它们的重要化合物的性质,在此基础上进行综合分析。元素推断题在历年高考中占有一定的比例(主要在选择题中体现),主要考查元素周期表中“位、构、性”的关系及利用物质结构和性质进行综合推断的能力,要求熟练掌握短周期所有元素的结构特点、在周期表中的位置以及它们的重要化合物的性质,在此基础上进行综合分析。PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航31.一般解题思路1.一般解题思路PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航4在以上基础上,针对题目按以下具体方法进行推断:在以上基础上,针对题目按以下具体方法进行推断:PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航52.推断方法(1)对于简单的推断题只要应用有关知识点进行直接判断、比较或计算,即可找到答案。(2)很多情况下只涉及短周期元素或前20号元素,可在草稿纸上画出一个只包含短周期或前20号元素的周期表,对照此表进行推断。(3)可利用题目暗示的突破口,联系其他条件,顺藤摸瓜,各个击破,推出结论。2.推断方法(1)对于简单的推断题只要应用有关知识点进行直接判断、比较或计算,即可找到答案。(2)很多情况下只涉及短周期元素或前20号元素,可在草稿纸上画出一个只包含短周期或前20号元素的周期表,对照此表进行推断。(3)可利用题目暗示的突破口,联系其他条件,顺藤摸瓜,各个击破,推出结论。PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航6【典例】有A、B、C、D、E五种短周期元素,已知相邻的A、B、C、D四种元素原子核外共有56个电子,在元素周期表中的位置如图所示。E的单质可与酸反应,1molE单质与足量酸作用,在标准状况下能产生33.6LH2;E的阳离子与A的阴离子核外电子层结构完全相同。【典例】有A、B、C、D、E五种短周期元素,已知相邻的A、B、C、D四种元素原子核外共有56个电子,在元素周期表中的位置如图所示。E的单质可与酸反应,1molE单质与足量酸作用,在标准状况下能产生33.6LH2;E的阳离子与A的阴离子核外电子层结构完全相同。PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航7回答下列问题:(1)A与E形成的化合物的化学式为_____________________。(2)B的最高价氧化物的化学式为________,C的元素名称为________,D的单质与水反应的化学方程式为____________________________________________________________________________________________________________。回答下列问题:(1)A与E形成的化合物的化学式为_____________________。(2)B的最高价氧化物的化学式为________,C的元素名称为________,D的单质与水反应的化学方程式为____________________________________________________________________________________________________________。PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航8(3)向D与E形成的化合物的水溶液中滴入烧碱溶液直至过量,观察到的现象是_________________________________________,有关反应的离子方程式_____________________________。(3)向D与E形成的化合物的水溶液中滴入烧碱溶液直至过量,观察到的现象是_________________________________________,有关反应的离子方程式_____________________________。PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航9[解析]设A、B、C、D四种元素原子的电子数分别为x-8、x-1、x、x+1,则(x-8)+(x-1)+x+(x+1)=56,x=16,A、B、C、D分别为O、P、S、Cl。根据1molE与足量酸反应生成的H2的体积为33.6L,可知E为铝元素。[答案](1)Al2O3(2)P2O5硫Cl2+H2O===HCl+HClO(3)先有白色胶状沉淀产生并逐渐增多,随NaOH溶液的加入又逐渐溶解最终澄清Al3++3OH-===Al(OH)3↓,Al(OH)3+OH-===AlO-2+2H2O[解析]设A、B、C、D四种元素原子的电子数分别为x-8、x-1、x、x+1,则(x-8)+(x-1)+x+(x+1)=56,x=16,A、B、C、D分别为O、P、S、Cl。根据1molE与足量酸反应生成的H2的体积为33.6L,可知E为铝元素。[答案](1)Al2O3(2)P2O5硫Cl2+H2O===HCl+HClO(3)先有白色胶状沉淀产生并逐渐增多,随NaOH溶液的加入又逐渐溶解最终澄清Al3++3OH-===Al(OH)3↓,Al(OH)3+OH-===AlO-2+2H2OPPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航101.同周期短周期元素W、X、Y、Z,原子序数依次增大,W原子半径最大,Z最高价氧化物对应的水化物酸性最强,Y的单质与盐酸、氢氧化钠均能反应生成氢气。据此判断下列说法正确的是()A.Y的单质在空气中加热不会熔化B.工业上电解熔融的Y、Z组成的化合物可得Y单质C.W、Z形成的化合物在水溶液中能电离D.X的单质在氮气中燃烧所得的产物中含离子键、共价键1.同周期短周期元素W、X、Y、Z,原子序数依次增大,W原子半径最大,Z最高价氧化物对应的水化物酸性最强,Y的单质与盐酸、氢氧化钠均能反应生成氢气。据此判断下列说法正确的是()A.Y的单质在空气中加热不会熔化B.工业上电解熔融的Y、Z组成的化合物可得Y单质C.W、Z形成的化合物在水溶液中能电离D.X的单质在氮气中燃烧所得的产物中含离子键、共价键PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航11C[W是钠,X是镁,Y是铝,Z是氯。A项,铝单质加热会熔化,只不过不会滴落,错误;B项,工业电解熔融的氧化铝得到铝,错误;D项,氮化镁中只有离子键,错误。]C[W是钠,X是镁,Y是铝,Z是氯。A项,铝单质加热会熔化,只不过不会滴落,错误;B项,工业电解熔融的氧化铝得到铝,错误;D项,氮化镁中只有离子键,错误。]PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航122.有A、B、C、D四种元素,A元素是地壳中含量最多的金属元素;B元素的原子其M层电子数比L层少1个电子;C元素的原子得到2个电子,D元素的原子失去1个电子,所得到的微粒都具有与氩原子相同的电子数,回答下列问题:(1)上述四种元素的名称分别是A________,B____________,C________,D________。(2)画出A离子、C原子的结构示意图_________,_________。2.有A、B、C、D四种元素,A元素是地壳中含量最多的金属元素;B元素的原子其M层电子数比L层少1个电子;C元素的原子得到2个电子,D元素的原子失去1个电子,所得到的微粒都具有与氩原子相同的电子数,回答下列问题:(1)上述四种元素的名称分别是A________,B____________,C________,D________。(2)画出A离子、C原子的结构示意图_________,_________。PPT模板:www.1ppt.com/moban/PPT素材:www.1ppt.com/sucai/PPT背景:www.1ppt.com/beijing/PPT图表:www.1ppt.com/tubiao/PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/资料下载:www.1ppt.com/ziliao/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/PPT论坛:www.1ppt.cnPPT课件:www.1ppt.com/kejian/语文课件:www.1ppt.com/kejian/yuwen/数学课件:www.1ppt.com/kejian/shuxue/英语课件:www.1ppt.com/kejian/yingyu/美术课件:www.1ppt.com/kejian/meishu/科学课件:www.1ppt.com/kejian/kexue/物理课件:www.1ppt.com/kejian/wuli/化学课件:www.1ppt.com/kejian/huaxue/生物课件:www.1ppt.com/kejian/shengwu/地理课件:www.1ppt.com/kejian/dili/历史课件:www.1ppt.com/kejian/lishi/栏目导航栏目导航13[解析]A元素是地壳中含量最多的金属元素,A是Al;B元素的原子其M层电子数比L层少1个电子,B为Cl;C元素的原子得到2个电子,所得到的微粒具有与氩原子相同的电子数,C为S;D元素的原子失去1个电子,所得到的微粒具有与氩原子相同的电子数,D为K。A离子为Al3+,其离子结构示意图为;C原子为S原子,其原子结构示意图为。[答案](1)铝氯硫钾(2)[解析]A元素是地壳中含量最多的金属元素,A是Al;B元素的原子其M层电子数比L层少1个电子,B为Cl;C元素的原子得到2个电子,所得到的微粒具有与氩原子相同的电子数,C为S;D元素的原子失去1个电子,所得到的微粒具有与氩原子相同的电子数,D为K。A离子为Al3+,其离子结构示意图为;C原子为S原子,其原子结构示意图为。[答案](1)铝氯硫钾(2)Thankyouforwatching!
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