化学方程式及离子方程式 5
化学方程式及离子方程式1.Na2CO3中通入CO22.CH3COOH+NH3.H2O3.AlCl3+NaOH(足量)4.NaAlO2+HCl(少量)5.NaAlO2+HC...
化学方程式及离子方程式
1.Na2CO3中通入CO2
2.CH3COOH+NH3.H2O
3.AlCl3+NaOH(足量)
4.NaAlO2+HCl(少量)
5.NaAlO2+HCl(足量)
6.FeBr2+Cl2(少量)
7.FeBr2+Cl2(足量)
8.FeI2+Cl2(少量)
9.FeI2+Cl2(足量)
10.KAl(SO4)2+Ba(OH)2
11.Ca(OH)2+Ca(HCO3)2
12.Na+CuSO4
13.KIO3氧化酸性溶液中的KI
14.NH4Fe(SO4)2+Ba(OH)2
15.FeS+HNO3(稀)
16.Fe(NO3)3中加入过量HI 展开
1.Na2CO3中通入CO2
2.CH3COOH+NH3.H2O
3.AlCl3+NaOH(足量)
4.NaAlO2+HCl(少量)
5.NaAlO2+HCl(足量)
6.FeBr2+Cl2(少量)
7.FeBr2+Cl2(足量)
8.FeI2+Cl2(少量)
9.FeI2+Cl2(足量)
10.KAl(SO4)2+Ba(OH)2
11.Ca(OH)2+Ca(HCO3)2
12.Na+CuSO4
13.KIO3氧化酸性溶液中的KI
14.NH4Fe(SO4)2+Ba(OH)2
15.FeS+HNO3(稀)
16.Fe(NO3)3中加入过量HI 展开
4个回答
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1,"钠露置空气中变暗","4Na+O2=2Na2O" 2,"钠的燃烧","2Na+O2Na2O2(淡黄色)" 3,"钠投入水中","2Na+2H2O=2NaOH+H2↑" 4,"钠投入硫酸铜溶液中","2Na+2H2O+CuSO4=Na2SO4+Cu(OH)2↓+H2↑" 5,"氧化钠的化学性质","Na2O+H2O==2NaOH" ,,"Na2O+CO2==Na2CO3" 6,"过氧化钠的化学性质(强氧化性)","2Na2O2+2H2O==4NaOH+O2↑" ,,"2Na2O2+2CO2=2Na2CO3+O2" ,,"Na2O2+SO2==Na2SO4" 7,"碳酸钠的性质","Na2CO3+CO2+H2O=2NaHCO3" ,,"Na2CO3+2HCl=2NaCl+CO2↑+H2O" 8,"碳酸氢钠与酸,碱反应,不稳定性","NaHCO3+HCl=NaCl+CO2↑+H2O" ,,"NaHCO3+NaOH=Na2CO3+H2O" ,,"2NaHCO3Na2CO3+CO2↑+H2O" 9,"焰色反应操作步骤","先要灼烧铂丝成无色,做完一种离子的鉴别后,要用盐酸洗,再灼烧至无色,再检验第二种离子." 10,"钠,钾的焰色","钠:黄色钾:紫色(透过蓝色钴玻璃观察)" "第三章金属及其化合物-2-金属铝Al(两性)" 1,"铝的性质(强还原性,与酸,碱反应都放H2)","2Al+Fe2O32NaAlO2+3H2↑" ,,"2Al+6HCl=2AlCl3+3H2↑" ,,"2Al+2NaOH+2H2O=2NaAlO2+3H2↑" 2,"氧化铝的性质(两性,与酸,碱反应生成盐和水)","Al2O3+6HCl=2AlCl3+3H2O" ,,"Al2O3+2NaOH=2NaAlO2+H2O" 3,"氢氧化铝的性质(两性,与酸,碱反应生成盐和水)","Al(OH)3+3HCl=AlCl3+3H2O" ,,"Al(OH)3+NaOH=NaAlO2+H2O" 4,"硫酸铝与氨水","Al2(SO4)3+6NH3·H2O=2Al(OH)3↓+3(NH4)2SO4" 5,"氢氧化铝受热分解","2Al(OH)3Al2O3+3H2O" "第三章金属及其化合物-3-金属铁Fe(变价)" 1,"铁在氧气中燃烧","3Fe+2O2Fe3O4" 2,"铁与硫","Fe+SFeS" 3,"铁与氯气","2Fe+3Cl22FeCl3" 4,"红热的铁与水蒸气","3Fe+4H2O(g)Fe3O4+4H2↑" 5,"用铁湿法制铜","Fe+CuSO4=FeSO4+Cu" 6,"氧化亚铁与盐酸","FeO+2HCl=FeCl2+H2O" 7,"氧化铁与盐酸","Fe2O3+6HCl=2FeCl3+3H2O" 8,"Fe(OH)3制取","FeCl3+3NaOH===Fe(OH)3↓+3NaCl" 9,"Fe(OH)2制取","FeSO4+2NaOH=Fe(OH)2↓+2H2O" 10,"置露空气中","4Fe(OH)2+O2+2H2O=4Fe(OH)3" 11,"氢氧化铁的不稳定性","2Fe(OH)3Fe2O3+3H2O" 12,"铜与氯化铁溶液","Cu+2FeCl3=CuCl2+2FeCl2(雕刻铜线路版)" 13,"氯化亚铁中通氯气","2FeCl2+Cl2=2FeCl3" 14,"三价铁遇硫氰化钾","Fe3++3SCN-=Fe(SCN)3(红色)" 15,"赤铁矿炼铁","Fe2O3+3CO2Fe+3CO2" "第四章非金属及其化合物-1-无机非金属材料的主角—硅" 1,"硅的燃烧","Si+O2SiO2" 2,"制粗硅","SiO2+2CSi+2CO" 3,"制碳化硅","SiO2+3CSiC+2CO" 4,"硅与氢氧化钠","Si+2NaOH+H2O==Na2SiO3+2H2↑" 5,"SiO2与氢氧化钠溶液","SiO2+2NaOH==Na2SiO3+H2O" 6,"二氧化硅与氢氟酸","SiO2+4HF=SiF4↑+2H2O" 7,"硅酸钠制硅酸","Na2SiO3+2HCl==H2SiO3↓+2NaCl" ,,"Na2SiO3+CO2+H2O===H2SiO3↓+2Na2CO3" 8,"硅酸的不稳定性","H2SiO3H2O+SiO2" 9,"制水泥的原料","粘土和石灰石(CaCO3)" 10,"制玻璃的原料","纯碱,石灰石,石英" "第四章非金属及其化合物2,富集在海水中的元素—氯" 1,"氯气与金属(钠,铜,铁反应)","2Na+Cl22NaCl(白烟)" ,,"Cu+Cl2CuCl2(棕色烟)" ,,"2Fe+3Cl22FeCl3(棕黄色烟)" 2,"氯气与氢气混合光照","H2+Cl22HCl(白雾)" 3,"氯气使有色布条褪色","Cl2+H2O=HCl+HClO(HCLO有强氧化性)" 4,"次氯酸的不稳定性","2HClO2HCl+O2↑" 5,"氯气尾气的吸收","Cl2+2NaOH=NaCl+NaClO+H2O" 6,"漂白粉制取","2Cl2+2Ca(OH)2=Ca(ClO)2+CaCl2+2H2O" 7,"漂白粉久置失效","Ca(ClO)2+CO2+H2O=CaCO3↓+2HClO" 8,"氯气的置换反应","2Cl2+2NaBr===2NaCl+Br2" ,,"Cl2+2KI===2KCl+I2(湿润的KI淀粉试纸变蓝)" 9,"实验室制氯气","MnO2+4HCl(浓)MnCl2+Cl2↑+2H2O" 10,"氯离子检验","Ag++Cl-=AgCl↓" 11,"照相底片成像原理","2AgBr2Ag+Br2" "第四章非金属及其化合物-3-硫和硫的化合物" 1,"硫与铜的反应","Cu+SCu2S" 2,"硫的化学性质(与铁,汞等金属和氢气,氧气等非金属的反应","Fe+SFeS" ,,"Hg+S=HgS" ,,"H2+SH2S" ,,"S+O2SO2" 3,"SO2(与水反应和与O2催化氧化","SO2+H2O=H2SO3" 4,,"2SO2+O22SO3" 5,"三氧化硫溶于水","SO3+H2O=H2SO4" 6,"二氧化硫通入氯水","SO2+Cl2+2H2O=H2SO4+2HCl" 5,"浓硫酸的强氧化性(铜,碳的反应","Cu+2H2SO4(浓)CuSO4+SO2↑+H2O" ,,"C+2H2SO4(浓)CO2↑+2SO2↑+2H2O" "第四章非金属及其化合物-4-氮和氮的化合物" 1,"工业合成氨","N2+3H22NH3" 2,"雷雨发庄稼","N2+O22NO" ,,"2NO+O2=2NO2" ,,"3NO2+H2O=2HNO3+NO↑" 3,"氮的固定(固氮)","把N2转变成氮的化合物的反应" 4,"NO与O2完全溶于水","4NO+3O2+2H2O=4HNO3" 5,"NO2与O2完全溶于水","4NO2+O2+2H2O=4HNO3" 6,"铜与浓硝酸","Cu+4HN03(浓)=Cu(NO3)2+2NO2↑+2H20" 7,"铜与稀硝酸","3Cu+8HN03(稀)3Cu(NO3)2+2NO↑+4H20" 8,"浓硝酸与碳","C+4HNO3(浓)=CO2↑+4NO2↑+2H2O" 9,"硝酸分解:","4HN032H20+4NO2↑+02↑" 10,"王水的成分","浓HNO3和浓HCl1:3" 11,"氨水的电离","NH3·H2ONH4++OH-" 12,"氨与酸反应","NH3+HCl==NH4Cl" ,,"NH3+HNO3==NH4NO3" ,,"2NH3+H2SO4===(NH4)2SO4" 13,"铵盐受热分解(不稳定性)","NH4ClNH3+HCl" ,,"(NH4)2CO32NH3↑+H2O+CO2↑" ,,"NH4HCO3NH3↑+H2O+CO2↑" ,,"2NH4NO32N2↑+4H2O+O2↑" 14,"氨气的催化氧化","4NH3+5O24NO+6H2O" 15,"实验室制氨气","2NH4Cl+Ca(OH)2CaCl2+2NH3↑+2H2O" 16,"铵离子的检验","NH4++OH-==H2O+NH3↑(湿润红色石蕊试纸变蓝)"
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1 Na2CO3+CO2+H2O=2NAHCO3
2 CH3COOH+NH3=CH3COONH4
3 AlCl3+3NaOH=Al(OH)3(沉淀)+3HCl
2 CH3COOH+NH3=CH3COONH4
3 AlCl3+3NaOH=Al(OH)3(沉淀)+3HCl
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哎,我都不想写了,这些不都是你们在学堂学得么~~~~
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是啊,不过忘了
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