铝三角铁三角化学方程式总结修改版

1、铝三角ai(oh)3A12(SO4)3+6NH3-H20=2AI(OH)31+3(NHJ2SO4AI3*+3NH3-HQ=AI(0H)31+3NH；?AIC13+4NaOH=NaAIO2+3NaCI+2H2OAiagAG+ZHzC)>NaA102+4HCI=AIC13+WaCI+2H2OAl02+4H+=A产+240AI203+6HCI=AICI3+3H20A12O3+2NaOH=2NaAIO2+H2O1. Al(0H)3+3HCI=AICl3+3H20Al(0H)3+3H=AI3*+3H202. AIC13+3NaOH=AI(OH)31+3NaCIAI+30H=AI(OH)343. A

2、ICI3+3NaOH=AI(OH)3J+3NaCI、Al(OH)3+NaOH=NaAIO2+2H2O4. NaA102+HCl+H2O=AI(OH)31+NaCI、Al(0H)3+3HCI=AICI3+3H20>5. AI(OH)3+NaOH=NaA102+2H20AI(OH)3+0H=A102+2H206. NaA102+HCl+H20=AI(OH)3i+NaCIAI02+H*+H20=AI(0H)3lNaA102+C02+2H20=AI(OH)31+NaHCOAIO2-+CO2+2H2O=AI(OH)3i+HC03-2NaA102+C02+3H20=2AI(OH)3X+Na2CO32

3、A102+C02+3H20=2AI(OH)3X+C032-铁三角1.Fe+2HCI=FeCI2+H2TFe+2H=Fe2+H2T2. FeCI2+Zn=ZnC12+FeFe2*+Zn=Zn2>+Fe3. 2FeCI2+CI2=2F6CI32Fe2*+CI2=2FeJt+2Cr4. 2FeCI3+Fe=3FeCI22Fe"+Fe=3F/5. 2Fe+3CI22FeC136. Fe203+3C0=2Fe+3C02FeCl3+3NaOH=Fe(OH)3i+3NaCIFeSO4+2NaOH=Fe(OH)21+Na2S044Fe(OH)2+02+2H20=4Fe(OH)32Fe(OH)3

4、Fe203+3H20Fe203+6HCI=2FeCI3+3H20Fe304+8HCI=2FeC13+FeC12+4H202Na+2H2O=2NaOH+H2T3Fe+4H20(gFe304+4H2Na投入到FeC13溶液中r2Na+2H2O=2NaOH+H2T:3NaOH+FeC13=Fe(OH)3i+3NaCI6Na+6H20+2FeC13=2Fe(OH)31+6NaCI+3H2T2Na2O2+2H2O=4Na0H+02T2Na2()2+2C02=2Na2co3+O22Na202+4HCI=4NaCI+2H20+02T2AI+2Na0H+2H20=2NaAIO2+3H2TNa20+H20=2N

5、aOHNazO+COz=Na2cO3Na20+2HCI=2NaCI+H202NaHC03=Na2C03+H20+C02TNaHCO3+HCI=NaCI+H2O+CO2TNa2C03+2HCI=2NaCI+H2O+CO2TNa2C03+H20+C02=2NaHC03NaHCO3+NaOH=Na2CO3+H2ONa2cOs+CaC12CsCOsX+2NaCINa2cOs+BaC12=BaC03,+2NaCI快、铠化学方程式整理一、铁1.与.2反响：3Fe+2O2逐.Fe3O42.与Cb反响：2Fe+3ch壁g2FeCb3.与B2反响：2Fe+3B22FeB34.与I2反响：Fe+I21,1>

6、FeI25.与S反响：Fe+S-FeS+Q6.加热下与浓H2s.4反响：2Fe+6H2SO4(i?<)2Fe2(SO4)3+3SO2?+6H2O7.加热下与稀HNO3反响：Fe+4HNO3-Fe(NO3)3+NOt+2H2O8.高温下与水蒸气反响：3Fe+4H2O(g):>Fe3O4+4H2?二、铁的氢氧化物(-)Fe(OH)28.被氧气氧化：4Fe(OH)2+O2+2H2O4Fe(OH)39.制取:FeSO4+2NaOHTNa2so4+Fe(OH)21(二)Fe(OH)310.受热分解：2Fe(OH)3Fe2O3+3H2O11.制取：Fe3+OH-Fe(OH)3>L三、铁盐

7、和亚铁盐(-)Fe2+12.和.2反响：Fe2+CI2->2Fe3+2CI-13.和%.2反响：2H+2Fe2+H2O2->2Fe3+2H2.(二)Fe3+14.和Fe反响:2Fe3+Fe3Fe2+15.和Cu反响：Fe3+CuCu2+Fe2+16.和I一反响：2Fe3+2I->2Fe2+L17.和SCN反响：Fe3+3SCN-oFe(SCN)3四、铝18.与.2反响：2AI+3cb.点燃>2AlCb19.与S反响:2Al+3S->A12s320.与O2反响：4AI+30272Al2O3(常温下生成氧化膜)2AI+3O2''燃>2Al2.3(

8、纯氧中剧烈燃烧)21.毛刷实验：2AI+3Hg(NO?%-2AI(NOb+3Hg,4AI+3O2->2AI2O322.与水反响：2AI+6H2.72AI(OH)3+3H2T23.与浓HNO3反响：AI+6HNO3()-AI(NO3)3+3NO2T+3H2O24.与NaOH反响：2Al+2NaOH+2H2.一2NaAK)2+3H2T25.铝热反响：2AI+Fe2O3高温»AI2O3+2Fe五.氧化铝26.与HCI反响：AI2O3+6HCI-»2AICl3+3H2O27.与NaOH反响：AI2O3+2NaOH->2NaAlO2+H2O(以上相应的离子方程式对应系数相

9、同)六、氢氧化铝28.酸、侬电离：H20+AIO2-+H+AI(OH)3AI3+3OH29.与HCI反响：AI(OH)3+3HCI->AICI3+3H2O30.与NdOH反响：AI(OH)3+NaOHNaAIO2+2H2O(以上相应的离子方程式对应系数相同)31 .受热分解：2AI(OH)3AhOs+SHzO32 .制备方法：(1)AF+与碱(NH3-H2O)反响：AlCb+3NH3H20TAi(OH)31+3NH4cl(2)AIO2一与酸(CO2+H2O)反响：(CO2少量)2NaAlO2+CO2+3H2O-Na2CO3+2AI(OH)3J(82过量)NaAlO2+CO2+2H2ONa

10、HCO3+AI(OH)3>L(3)双水解反响(AI3+AIO2-):AlCI3+3NaAIO2+6H2O4AI(OH)3+3NaCI七.铝盐33.明研净水原理：AI3+3H2OoAI(OH)3(胶体)+3H,34 .AlCb与NaOH反响：(1)向AlCb中力口NaOH:AICb+3NaOHfAI(OH)3+3NaCI(少量)AI(OH)3+NaOH->NaAlO2+2H2O(过量)总反响：AlCI3+4NaOHNaAIO2+2H2O+3NaCI(2)向NaOH中力口AICI3:AICI3+4NaOHNaAIO2+2H2O+3NaCI(少量)Aia3+3NaAIO2+6H2O4AI(OH)31+3NaCI(过量)八、偏铝酸盐35 .偏铝酸盐的水解：AIO2-+2H20TAi(OH+0H-36 .与HCI反响：(1)向NaAlOz力口HCI:NaAQ+HCl+H20fAl(OH)+NaCI(少量)AI(OH)