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1、1/12 2022年中考化学总复习初中化学方程式大全及现象总结汇编（精华版）一、氧气的性质：1.1.单质与氧气的反应：（化合反应）1、镁在空气中燃烧：2Mg+O2 点燃 2MgO 现象：燃烧、放出大量的热、同时放出耀眼的白光2、铁在氧气中燃烧：3Fe+2O2点燃 Fe3O4 现象：剧烈燃烧、火星四射、生成黑色的固体3、铜在空气中受热：2Cu+O2 2CuO 4、铝在空气中燃烧：4Al+3O2 点燃 2Al2O35、氢气中空气中燃烧：2H2+O2点燃 2H2O 现象：淡蓝色的火焰6、红磷在空气中燃烧：4P+5O2点燃 2P2O5现象：生成白烟7、硫粉在空气中燃烧：S+O2点燃 SO2 现象：空气
2、中是淡蓝色的火焰；纯氧中是蓝紫色的火焰；同时生成有刺激性气味的气体。8、碳在氧气中充分燃烧：C+O2点燃 CO2现象：生成能够让澄清石灰水浑浊的气体9、碳在氧气中不充分燃烧：2C+O2点燃 2CO 现象：生成可燃烧气体1.2.化合物与氧气的反应：10、一氧化碳在氧气中燃烧：2CO+O2点燃 2CO2 11、甲烷在空气中燃烧：CH4+2O2 点燃 CO2+2H2O 12、酒精在空气中燃烧：C2H5OH+3O2 点燃 2CO2+3H2O 1.3.氧气的来源：13、玻义耳研究空气的成分实验：2HgO 2Hg+O2 现象：生成银白色的2/12 14、加热高锰酸钾：2KMnO4 K2MnO4+MnO2+
3、O2现象：生成能让带火星的木条复燃的气体15、加热氯酸钾：2KClO3 MnO2 2KCl+3O2现象：同上16、过氧化氢分解：H2O2 MnO2 2H2O+O2 现象：溶液里冒出大量的气泡二、自然界中的水：17、电解水：2H2O 通电 2H2+O2 18、生石灰溶于水：CaO+H2O=Ca(OH)2现象：放出大量的热19、二氧化碳可溶于水：H2O+CO2=H2CO3 三、质量守恒定律：20、镁在空气中燃烧：2Mg+O2 点燃 2MgO 21、铁和硫酸铜溶液反应：Fe+CuSO4=FeSO4+Cu 22、氢气还原氧化铜：H2+CuO Cu+H2O 现象：由黑色的固体变成红色的，同时有水珠生成2
4、3、氢气还原氧化铁：Fe2O3+3H2高温 2Fe+3H2O 现象：有水珠生成，固体颜色由红色变成银白色24、镁还原氧化铜：Mg+CuO Cu+MgO 四、碳和碳的氧化物：4.1.碳的化学性质25、碳在氧气中充分燃烧：C+O2点燃 CO2 26、木炭还原氧化铜：C+2CuO 高温 2Cu+CO2现象：固体由黑色变成红色并减少，同时有能使纯净石灰水变浑浊的气体生成27、焦炭还原氧化铁：3C+2Fe2O3高温 4Fe+3CO2现象：固体由红色渐变银白色，同时黑色固体减少，有使纯净的石灰水变浑浊的气体生成文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU
5、8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7
6、A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9
7、H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:
8、CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 H
9、H7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 Z
10、Z9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编
11、码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I43/12 28、甲烷的形成：3C+2H2O=CH4+2CO 现象：生成的混和气体叫水煤气，都是可以燃烧的气体4.2.煤炉中发生的三个反应：（几个化合反应）29、煤炉的底层：C+O2点燃 CO2 30、煤炉的中层：CO2+C 高温 2CO 现象：黑色固体逐渐减少31、煤炉的上部蓝色火焰的产生：2CO+O2点燃 2CO24.3.二氧化碳的制法与性质：32、大理石
12、与稀盐酸反应：CaCO3+2HCl=CaCl2+H2O+CO233、碳酸不稳定而分解：H2CO3=H2O+CO234、二氧化碳可溶于水：H2O+CO2=H2CO335、高温煅烧石灰石：CaCO3高温 CaO+CO2现象：有能使纯净石灰水变浑浊的气体生成36、石灰水与二氧化碳反应：Ca(OH)2+CO2=CaCO3+H2O 现象：生成白色的沉淀，用于检验Co24.4.一氧化碳的性质：37、一氧化碳还原氧化铜：CO+CuO Cu+CO2现象：固体由黑色逐渐变成红色，同时有能使纯净的石灰水变浑浊的气体生成38、一氧化碳还原氧化铁：Fe2O3+3CO高温 2Fe+3CO2现象：固体由黑色逐渐变成银白色
13、，同上。39、一氧化碳的可燃性：2CO+O2点燃 2CO2 40、碳酸钠与稀盐酸反应（灭火器的原理）:Na2CO3+2HCl=2NaCl+H2O+CO2五、燃料及其利用：41、甲烷在空气中燃烧：CH4+2O2点燃 CO2+2H2O 42、酒精在空气中燃烧：C2H5OH+3O2点燃 2CO2+3H2O 文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1
14、Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4
15、I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C
16、8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8
17、E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1
18、G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y
19、5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6
20、B8E1Y10 ZZ9H6I1G4I44/12 43、氢气中空气中燃烧：2H2+O2点燃 2H2O 六、金属6.1.金属与氧气反应：44、镁在空气中燃烧：2Mg+O2点燃 2MgO 45、铁在氧气中燃烧：3Fe+2O2点燃 Fe3O4现象：铁剧烈燃烧，火星四射，生成黑色的固体46、铜在空气中受热：2Cu+O2 2CuO 47、铝在空气中形成氧化膜：4Al+3O2=2Al2O3 6.2.金属单质+酸=盐+氢气（置换反应）48、锌和稀硫酸 Zn+H2SO4=ZnSO4+H2现象：有可燃烧的气体生成49、铁和稀硫酸 Fe+H2SO4=FeSO4+H2现象：变成浅绿色的溶液，同时放出气体备注：Fe在置
21、换反应中只能生成亚铁，即 Fe2+50、镁和稀硫酸 Mg+H2SO4=MgSO4+H2现象：有可51、铝和稀硫酸 2Al+3H2SO4=Al2(SO4)3+3H2现象：有可燃烧的气52、锌和稀盐酸 Zn+2HCl=ZnCl2+H2现象：有可燃烧的气53、铁和稀盐酸 Fe+2HCl=FeCl2+H2现象：溶液变成浅绿色，同时放出气体54、镁和稀盐酸 Mg+2HCl=MgCl2+H2现象：有可燃烧的气55、铝和稀盐酸 2Al+6HCl=2AlCl3+3 H2现象：有可燃烧的气6.3.金属单质+盐（溶液）=新金属+新盐56、铁和硫酸铜溶液反应：Fe+CuSO4=FeSO4+Cu 现象：铁溶解57、锌
22、和硫酸铜溶液反应：Zn+CuSO4=ZnSO4+Cu 现象：有红色58、铜和硝酸银溶液反应：Cu+Ag(NO3)2=Cu(NO3)2+Ag 现象：红色的铜逐渐6.4.金属铁的冶炼原理：文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编
23、码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2
24、 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10
25、 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文
26、档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1
27、W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y
28、10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I45/12 59、3CO+2Fe2O3高温 4Fe+3CO2现象：固体由红色逐渐变
29、成银白色，同时有能使纯净石灰水变浑浊的气体生成七、酸、碱、盐A、酸的化学性质7.1.酸+氧化物=盐+水60、氧化铁和稀盐酸反应：Fe2O3+6HCl=2FeCl3+3H2O 现象：红色固体逐渐溶解，形成黄色的溶液61、氧化铁和稀硫酸反应：Fe2O3+3H2SO4=Fe2(SO4)3+3H2O 现象：红色固体溶解，生成黄色溶液62、氧化铜和稀盐酸反应：CuO+2HCl=CuCl2+H2O 现象：黑色固体溶解，生成黄绿色的溶液63、氧化铜和稀硫酸反应：CuO+H2SO4=CuSO4+H2O 现象：黑色固体溶解，生成蓝色溶液7.2.酸+碱=盐+水（中和反应）64、盐酸和烧碱起反应：HCl+NaOH=
30、NaCl+H2O 现象：不明显65、盐酸和氢氧化钙（氢氧化钾）反应：2HCl+Ca(OH)2=CaCl2+2H2O HCl+KOH=KCl+H2O 66、盐酸和氢氧化铁反应：Fe(OH)3+3HCl=FeCl3+3H2O 现象：红棕色絮状沉淀溶解，形成了黄色的溶液67、盐酸和氢氧化铜反应：Cu(OH)2+2HCl=CuCl2+2H2O 现象：蓝色沉淀溶解，形成黄绿色的溶液68、氢氧化铝药物治疗胃酸过多：3HCl+Al(OH)3=AlCl3+3H2O 69、硫酸和烧碱反应：H2SO4+2NaOH=Na2SO4+2H2O 现象：不明70、硫酸和氢氧化铜反应：Cu(OH)2+H2SO4=CuSO4+
31、2H2O现象：蓝色沉淀溶解，生成蓝色溶液7.3.酸+盐=另一种酸+另一种盐文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2
32、HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10
33、ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档
34、编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W
35、2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y1
36、0 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4
37、文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I46/12 71、大理石与稀盐酸反应：CaCO3+2HCl=CaCl2+H2O+CO2现象：白色固体溶解，生成能使纯净石灰水变浑浊的气体72、硝酸银与稀盐酸反应：HCl+AgNO3=AgCl+
38、HNO3现象：有白色沉淀生成，这个反应用于检验氯离子73、碳酸钠与稀盐酸反应:Na2CO3+2HCl=2NaCl+H2O+CO274、碳酸氢钠与稀盐酸反应：NaHCO3+HCl=NaCl+H2O+CO275、硫酸和氯化钡溶液反应：H2SO4+BaCl2=BaSO4+2HCl 现象：生成不溶于强酸的白色沉淀，用于检验硫酸根离子B、碱的化学性质7.4.碱+非金属氧化物=盐+水76、苛性钠暴露在空气中变质：2NaOH+CO2=Na2CO3+H2O 现象：不明显77、苛性钠吸收二氧化硫气体：2NaOH+SO2=Na2SO3+H2O 78、苛性钠吸收三氧化硫气体：2NaOH+SO3=Na2SO4+H2O
39、 79、消石灰放在空气中变质：Ca(OH)2+CO2=CaCO3+H2O 现象：生成白色的沉淀80、消石灰吸收二氧化硫：Ca(OH)2+SO2=CaSO3+H2O 7.4.碱+酸=盐+水（中和反应，方程式见上）7.5.碱+盐=另一种碱+另一种盐81、氢氧化钙与碳酸钠：Ca(OH)2+Na2CO3=CaCO3+2NaOH C、盐的化学性质7.6.盐（溶液）+金属单质=另一种金属+另一种盐文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8
40、E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1
41、G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y
42、5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6
43、B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6
44、I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU
45、8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7
46、A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I47/12 82、铁和硫酸铜溶液反应：Fe+CuSO4=FeSO4+Cu 7.7.盐+酸=另一种酸+另一种盐（见上）7.8.盐+碱=另一种碱+另一种盐（见上）7.9.盐+盐-两种新盐83、氯化钠和硝酸银溶液：NaCl+AgNO3=AgCl+NaNO3 现象：有白色沉淀生成，这个反应可用于检验氯离子84、硫酸钠和氯化钡：Na2SO4+BaCl2=BaSO4+2NaCl 八、补充化学方程式：85、二氧化碳溶解于水：CO2+H2O=H2CO386、生石灰溶于水：CaO+H2O=C
47、a(OH)287、氧化钠溶于水：Na2O+H2O=2NaOH 88、三氧化硫溶于水：SO3+H2O=H2SO489、硫酸铜晶体受热分解：CuSO45H2O CuSO4+5H2O 现象：固体由蓝色变为白色90、无水硫酸铜作干燥剂：CuSO4+5H2O=CuSO45H2O 以下仅供参考：91、CaCO3+CO2+H2O=Ca(HCO3)2现象：白色固体逐渐溶解92、Ca(HCO3)CaCO3+CO2+H2O现象：生成白色的沉淀，同时有使纯净的石灰水变浑的气体生成93、Fe3O4+4CO=3Fe+4CO2 现象：固体由黑色变成银白色，同时有能使纯净石灰水变浑浊的气体生成94、3Ag+4HNO3(稀)
48、=3AgNO3+NO+2H2O 现象：银逐渐溶解，生成气体遇空气变棕色95、Ag+2HNO3(浓)=AgNO3+NO2+H2O 现象：银逐渐溶解，96、Cu+2H2SO4(浓)=CuSO4+SO2+2H2O 现象：铜逐渐溶解，生成有刺激性气味的气体文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8
49、T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E
50、1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G4I4文档编码:CU8Y5C8T1W2 HH7A6B8E1Y10 ZZ9H6I1G