2016中考化学复习资料知识点总结精华版.pdf
2015年中考化学复习资料基本概念:1、化学变化:生成了其它物质的变化2、物理变化:没有生成其它物质的变化3、物理性质:不需要发生化学变化就表现出来的性质(如:颜色、状态、密度、气味、熔点、沸点、硬度、水溶性等)4、化学性质:物质在化学变化中表现出来的性质(如:可燃性、助燃性、氧化性、复原性、酸碱性、稳定性等)5、纯洁物:由一种物质组成6、混合物:由两种或两种以上纯洁物组成,各物质都保持原来的性质7、元素:具有相同核电荷数(即质子数)的一类原子的总称8、原子:是在化学变化中的最小粒子,在化学变化中不可再分9、分子:是保持物质化学性质的最小粒子,在化学变化中可以再分10、单质:由同种元素组成的纯洁物11、化合物:由不同种元素组成的纯洁物12、氧化物:由两种元素组成的化合物中,其中有一种元素是氧元素13、化学式:用元素符号来表示物质组成的式子14、相对原子质量:以一种碳原子的质量的1/12 作为标准,其它原子的质量跟它比较所得的值某原子的相对原子质量=相对原子质量 质子数+中子数(因为原子的质量主要集中在原子核)15、相对分子质量:化学式中各原子的相对原子质量的总和16、离子:带有电荷的原子或原子团区别:有没有新的物质生成区别:看化学式是不是只有一种元素符号如:O2是单质,CO2是化合物区别:在化学变化中,是否可以再分单位为“1”,省略不写17、原子的结构:注:在离子里,核电荷数=质子数 核外电子数18、四种化学反应基本类型:化合反应:由两种或两种以上物质生成一种物质的反应分解反应:由一种物质生成两种或两种以上其它物质的反应置换反应:由一种单质和一种化合物起反应,生成另一种单质和另一种化合物的反应复分解反应:由两种化合物相互交换成分,生成另外两种化合物的反应19、复原反应:在反应中,含氧化合物的氧被夺去的反应(不属于化学的基本反应类型)氧化反应:物质跟氧发生的化学反应(不属于化学的基本反应类型)缓慢氧化:进行得很慢的,甚至不容易发觉的氧化反应自燃:由缓慢氧化而引起的自发燃烧20、催化剂:在化学变化里能 改变其它物质的 化学反应速率,而本身的质量和化学性在化学变化前后都没有变化的物质注:2H2O2=2H2O+O2 此反应 MnO2是催化剂21、质量守恒定律:参加化学反应的各物质的质量总和,等于反应后生成物质的质量总和。反应的前后,原子的数目、种类、质量都不变;元素的种类也不变22、溶液:一种或几种物质分散到另一种物质里,形成均一的、稳定的混合物溶液的组成:溶剂和溶质。溶质可以是固体、液体或气体;固、气溶于液体三者的关系:缓慢氧化会引起自燃,两者都是氧化反应文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 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HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9时,固、气是溶质,液体是溶剂;两种液体互相溶解时,量多的一种是溶剂,量少的是溶质;当溶液中有水存在时,不管水的量有多少,我们习惯上都把水当成溶剂,其它为溶质。23、固体溶解度:在一定温度下,某固态物质在100 克溶剂里到达饱和状态时所溶解的质量,就叫做这种物质在这种溶剂里的溶解度24、酸:电离时生成的阳离子全部都是氢离子的化合物如:HCl=H+Cl-HNO3=H+NO3-H2SO4=2H+SO42-碱:电离时生成的阴离子全部都是氢氧根离子的化合物如:KOH=K+OH-NaOH=Na+OH-Ba(OH)2=Ba2+2OH-盐:电离时生成金属离子和酸根离子的化合物如:KNO3=K+NO3-Na2SO4=2Na+SO42-BaCl2=Ba2+2Cl-25、酸性氧化物 属于非金属氧化物:凡能跟碱起反应,生成盐和水的氧化物碱性氧化物 属于金属氧化物:凡能跟酸起反应,生成盐和水的氧化物26、结晶水合物:含有结晶水的物质如:Na2CO3.10H2O、CuSO4.5H2O27、潮解:某物质能吸收空气里的水分而变潮的现象风化:结晶水合物在常温下放在干燥的空气里,能逐渐失去结晶水而成为粉末的现象28、燃烧:可燃物跟氧气发生的一种发光发热的剧烈的氧化反应燃烧的条件:可燃物;氧气(或空气);可燃物的温度要到达着火点。风 化 是 化 学 变化,潮解是物理文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9基本知识、理论:1、空气的成分:氮气占78%,氧气占 21%,稀有气体占 0.94%,二氧化碳占 0.03%,其它气体与杂质占0.03%2、主要的空气污染物:NO2、CO、SO2、H2S、NO 等物质3、其它常见气体的化学式:NH3氨气、CO一氧化碳、CO2二氧化碳、CH4甲烷、SO2二氧化硫、SO3三氧化硫、NO一氧化氮、NO2二氧化氮、H2S硫化氢、HCl氯化氢4、常见的酸根或离子:SO42-(硫酸根)、NO3-(硝酸根)、CO32-(碳酸根)、ClO3-(氯酸)、MnO4-(高锰酸根)、MnO42-(锰酸根)、PO43-(磷酸根)、Cl-(氯离子)、HCO3-(碳酸氢根)、HSO4-(硫酸氢根)、HPO42-(磷酸氢根)、H2PO4-(磷酸二氢根)、OH-(氢氧根)、HS-(硫氢根)、S2-(硫离子)、NH4+(铵根或铵离子)、K+(钾离子)、Ca2+(钙离子)、Na+(钠离子)、Mg2+(镁离子)、Al3+(铝离子)、Zn2+(锌离子)、Fe2+(亚铁离子)、Fe3+(铁离子)、Cu2+(铜离子)、Ag+(银离子)、Ba2+(钡离子)注意:各酸根或离子所带的电荷数各元素或原子团的化合价与上面离子的电荷数相对应:课本P80一价钾钠氢和银,二价钙镁钡和锌;一二铜汞二三铁,三价铝来四价硅。氧-2,氯化物中的氯为-1,氟-1,溴为-1单质中,元素的化合价为0;在化合物里,各元素的化合价的代数和为05、化学式和化合价:1化学式的意义:宏观意义:a.表示一种物质;b.表示该物质的元素组成;微观意义:a.表示该物质的一个分子;b.表示该物质的分子构成;读:直接读其元素名称(稀有气体的可加多个“气”字或不加也可)文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9量的意义:a.表示物质的一个分子中各原子个数比;b.表示组成物质的各元素质量比。2单质化学式的读写直接用元素符号表示的:a.金属单质。如:钾 K 铜 Cu 银 Ag 等;b.固态非金属。如:碳C 硫 S 磷 P 等 c.稀有气体。如:氦(气)He 氖(气)Ne 氩(气)Ar 等多原子构成分子的单质:其分子由几个同种原子构成的就在元素符号右下角写几。如:每个氧气分子是由2 个氧原子构成,则氧气的化学式为O2双原子分子单质化学式:O2氧气、N2氮气、H2氢气F2氟气、Cl2氯气、Br2液态溴多原子分子单质化学式:臭氧O3等3化合物化学式的读写:先读的后写,后写的先读两种元素组成的化合物:读成“某化某”,如:MgO 氧化镁、NaCl氯化钠酸根与金属元素组成的化合物:读成“某酸某”,如:KMnO4高锰酸钾、K2MnO4锰酸钾、MgSO4硫酸镁、CaCO3碳酸钙4根据化学式判断元素化合价,根据元素化合价写出化合物的化学式:判断元素化合价的依据是:化合物中正负化合价代数和为零。根据元素化合价写化学式的步骤:a.按元素化合价正左负右写出元素符号并标出化合价;b.看元素化合价是否有约数,并约成最简比;c.交叉对调把已约成最简比的化合价写在元素符号的右下角。6、课本 P73.要记住这 27 种元素及符号和名称。核外电子排布:1-20 号元素要记住元素的名称及原子结构示意图直接由原子构成的单质读:气体单质在其元素名称后加多个“气”文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9排布规律:每层最多排2n2个电子 n 表示层数最外层电子数不超过8 个最外层为第一层不超过2 个先排满内层再排外层注:元素的化学性质取决于最外层电子数金属元素原子的最外层电子数 4,易失电子,化学性质活泼。非金属元素原子的最外层电子数 4,易得电子,化学性质活泼。稀有气体元素原子的最外层有8 个电子 He有 2 个,结构稳定,性质稳定。7、书写化学方程式的原则:以客观事实为依据;遵循质量守恒定律书写化学方程式的步骤:“写”、“配”、“注”“等”。8、酸碱度的表示方法 PH值说明:1PH值=7,溶液呈中性;PH值7,溶液呈碱性。2PH值越接近 0,酸性越强;PH值越接近 14,碱性越强;PH值越接近 7,溶液的酸、碱性就越弱,越接近中性。9、金属活动性顺序表:钾、钙、钠、镁、铝、锌、铁、锡、铅、氢、铜、汞、银、铂、金说明:1越左金属活动性就越强,左边的金属可以从右边金属的盐溶液中置换出该金属出来稳定结构:最外层 8 电子第一层为最外层 2 电子78910111213146543210碱性增强中性酸性增强K、Ca、Na、Mg、Al、Zn、Fe、Sn、Pb、H、Cu、Hg、Ag、Pt、Au 金属活动性由强逐渐减弱文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S92排在氢左边的金属,可以从酸中置换出氢气;排在氢右边的则不能。3钾、钙、钠三种金属比较活泼,它们直接跟溶液中的水发生反应置换出氢气。10、物质的结构:文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K10M7K10J7 ZJ4R10B3I8S9文档编码:CP4K4A1E10Z9 HL1K