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1、1 高中常见的原电池、电解池电极反应式的书写练习一、一次电池1、伏打电池:(负极 Zn,正极 Cu,电解液 H2SO4)负极:正极:总反应离子方程式Zn+2H+=H2+Zn2+2、铁碳电池(析氢腐蚀):(负极 Fe,正极 C,电解液酸性)负极:正极:总反应离子方程式Fe+2H+=H2+Fe2+3、铁碳电池(吸氧腐蚀):(负极 Fe,正极 C,电解液中性或碱性)负极:正极:总反应化学方程式:2Fe+O2+2H2O=2Fe(OH)2;(铁锈的生成过程)4.铝镍电池:(负极 Al,正极 Ni,电解液NaCl 溶液)负极:正极:总反应化学方程式:4Al+3O2+6H2O=4Al(OH)3(海洋灯标电池
2、)5、普通锌锰干电池:(负极 Zn,正极碳棒,电解液NH4Cl 糊状物)负极:正极:总反应化学方程式:Zn+2NH4Cl+2MnO2=ZnCl2+Mn2O3+2NH3+H2O 6、碱性锌锰干电池:(负极 Zn,正极碳棒,电解液KOH 糊状物)负极:正极:总反应化学方程式:Zn+2MnO2+2H2O=Zn(OH)2+MnO(OH)7、银锌电池:(负极 Zn,正极 Ag2O,电解液NaOH)负极:正极:总反应化学方程式:Zn+Ag2O=ZnO+2Ag 8、镁铝电池:(负极 Al,正极 Mg,电解液KOH)负极(Al):正极(Mg):总反应化学方程式:2Al+2OH+6H2O 2【Al(OH)4】+
3、3H29、高铁电池(负极 Zn,正极碳,电解液KOH 和 K2FeO4)正极:负极:总反应化学方程式:3Zn+2K2FeO4+8H2O 3Zn(OH)2+2Fe(OH)3+4KOH 放电充电2 10、镁/H2O2酸性燃料电池正极:负极:总反应化学方程式:Mg+H2SO4+H2O2=MgSO4+2H2O 二、充电电池1、铅蓄电池:(负极 Pb 正极 PbO2 电解液 稀硫酸)负极:正极:总化学方程式Pb PbO2+2H2SO4=2PbSO4+2H2O 2、镍镉电池(负极Cd、正极 NiOOH、电解液:KOH 溶液)放电时负极:正极:总化学方程式Cd+2NiOOH+2H2O=Cd(OH)2+2Ni
4、(OH)2三、燃料电池1、氢氧燃料电池:总反应方程式:2H2+O2=2H2O(1)电解质是KOH 溶液(碱性电解质)负极:正极:(2)电解质是H2SO4溶液(酸性电解质)负极:正极:(3)电解质是NaCl 溶液(中性电解质)负极:正极:2、甲醇燃料电池(注:乙醇燃料电池与甲醇相似)(1)碱性电解质(铂为两极、电解液KOH 溶液)正极:负极:总反应化学方程式:2CH3OH+3O2+4KOH=2K2CO3+6H2O(2)酸性电解质(铂为两极、电解液H2SO4溶液)正极:负极:总反应式2CH3OH+3O2=2CO2+4H2O 3、CO 燃料电池(铂为两极、电解液H2SO4溶液)总反应方程式为:2CO
5、 O2 2CO2正极:负极:4、甲烷燃料电池(1)碱性电解质(铂为两极、电解液KOH 溶液)正极:负极:总反应方程式:CH4+2KOH+2O2=K2CO3+3H2O 文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG
6、5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C1
7、0U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6
8、HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U
9、1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9
10、ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I
11、1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H43
12、(2)酸性电解质(铂为两极、电解液H2SO4溶液)总反应方程式:CH4+2O2=CO2+2H2O 正极:负极:5、肼(N2H4)燃料电池(电解质溶液是20%30%的 KOH 溶液)总反应方程式:N2H4+O2=N2+2H2O 正极:负极:6、H2、Cl2电池(铂为两极,一极为H2,另一极为Cl2,电解质溶液是20%30%的 KOH 溶液)正极:负极:总反应方程式:7、Ag、Cl2电池(负极 Ag、正极 铂,通入 Cl2,电解液:1 mol?L-1盐酸)正极:负极:总反应方程式:2Ag+Cl2=2 Ag Cl 8、H2、N2电池(铂为两极,一极为H2,另一极为N2,电解质溶液是盐酸、氯化铵溶液)
13、正极:负极:总反应方程式:3H2+N2+2HCl=2 NH4Cl 四、非水电池1、氢氧电池:一极为H2,另一极为空气与CO2的混合气,电解质为熔融K2CO3(盐)负极:正极:总反应方程式2H2+O2=2H2O 2、固体酸燃料电池(一极通入空气,另一极通入H2;电解质是CsHSO4固体传递H+)负极:正极:总反应方程式2H2+O2=2H2O 3、新型燃料电池(一极通入空气,另一极通入丁烷气体;电解质是掺杂氧化钇(Y2O3)的氧化锆(ZrO2)晶体)正极:负极:总反应方程式:2C4H10+13O2=8CO2+10H2O 4、CO 电池(一极为CO,另一极为空气与CO2的混合气,Li2CO3和 Na
14、2CO3的熔融盐作电解质)正极:负极:总反应方程式O2 2CO=4CO25、Li-Al/FeS 电池(一级是Li-Al 合金,一极是粘有FeS 的石墨,电解质是Li2CO3熔融盐)正极:负极:总反应方程式:2Li+FeS=Li2S+Fe 文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C1
15、0U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6
16、HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U
17、1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9
18、ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I
19、1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文
20、档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG
21、5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H44 五、电解池1、写出下列电解池的电极反应式和总反应式(1)用惰性电极电解硫酸钠溶液:若要恢复到原溶液浓度,加入一定量_ 阳极:。阴极:。总反应式:。(2)用惰性电极电解氯化铜溶液:若要恢复到原溶液浓度,加入一定量_ 阳阳极:。阴极:。总反应式:。(3)用惰性电极电解饱和NaCl 溶液:若要恢复到原溶液浓度,加入一定量_ 阳极:。阴极:。总反应式:。(4)用惰性电极电解硫酸铜溶液:若要恢复到原溶液浓度,加入一定量_ 阳极:。阴极:。总反应式:。(5)用惰性电极电解硝酸银溶液:若要恢复到原溶液浓度,加入一定量_ 阳极:。阴极:
22、。总反应式:。(6)用惰性电极电解熔融氯化钠:阳极:。阴极:。总反应式:。(7)用惰性电极电解熔融氧化铝:阳极:。阴极:。总反应式:。2、应用:(1)精炼铜:阳极:。阴极:。溶液中 C(Cu2+)_,阳极减少的质量_阴极增加的质量(“”或“”)(2)电镀(镀铜)阳极:。阴极:。镀件必须作极.镀层金属作极.电解质溶液中必须含有金属离子。溶液中 C(Cu2+)_,阳极减少的质量_阴极增加的质量(“”或“”)文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C1
23、0U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6
24、HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U
25、1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9
26、ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I
27、1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文
28、档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG
29、5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H45 答案一、一次电池1、伏打电池:负极:Zn 2e=Zn2+正极:2H+2e=H2 2、铁碳电池(析氢腐蚀):负极:Fe 2e=Fe2+正极:2H+2e=H2 3、铁碳电池(吸氧腐蚀):负极:2Fe 4e=2Fe2+正极:O2+2H2O+4e=4 OH4Fe(OH)2+O2+2H2O=4Fe(OH)3;2Fe(OH)3=Fe2O3+3 H2O 4.铝镍电池:负
30、极:4Al 12e=4Al3+正极:3O2+6H2O+12e=12 OH5、普通锌锰干电池:负极:Zn 2e=Zn2+正极:2MnO2+2NH4+2e=Mn2O3+2NH3+H2O 6、碱性锌锰干电池:负极:Zn+2OH 2e=Zn(OH)2 正极:2MnO2+2H2O+2e=2MnO(OH)+2OH7、银锌电池:负极:Zn+2OH 2e=ZnO+H2O 正极:Ag2O+H2O+2e=2Ag+2OH8、镁铝电池:负极(Al):2Al+8OH6e 2【Al(OH)4】正极(Mg):6H2O+6e 3H2+6OH9、高铁电池正极:2FeO42-+8H2O+6e=2Fe(OH)3+4OH负极:3Zn
31、+6OH 6e=3Zn(OH)210、镁/H2O2酸性燃料电池正极:2H+H2O2=2H2O 负极:Mg 2e=Mg 2+二、二次电池(又叫蓄电池或充电电池)1、铅蓄电池:放电时:负极:Pb 2eSO42=PbSO4正极:PbO22e4HSO42=PbSO42H2O 2、镍镉电池放电时负极:Cd 2e+2 OH=Cd(OH)2 正极:2NiOOH+2e+2H2O=2Ni(OH)2+2OH三、燃料电池1、氢氧燃料电池(1)电解质是KOH 溶液(碱性电解质)负极:2H2 4e+4OH=4H2O 正极:O2+2H2O+4e=4OH(2)电解质是H2SO4溶液(酸性电解质)负极:2H2 4e=4H+正
32、极:O2+4H+4e=2H2O 文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 Z
33、A6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1
34、P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档
35、编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5
36、Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10
37、U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 H
38、C4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H46(3)电解质是NaCl 溶液(中性电解质)负极:2H2 4e=4H+正极:O2+2H2O+4e=4OH2、甲醇燃料电池(1)碱性电解质
39、正极:3O2+12e+6H2O=12OH负极:2CH3OH 12e+16OH=2CO32+12H2O(2)酸性电解质正极:3O2+12e+12H+=6H2O 负极:2CH3OH 12e+2H2O=12H+2CO2 3、CO 燃料电池正极:O2+4e+4H+=2H2O 负极:2CO 4e+2H2O=2CO2+4H+4、甲烷燃料电池(1)碱性电解质正极:2O2+4H2O+8e=8OH-负极:CH4+10OH8e=CO32+7H2O(2)酸性电解质正极:2O2+8e+8H+=4H2O 负极:CH4 8e+2H2O=8H+CO2 5、肼(N2H4)燃料电池正极:O2+2H2O+4e=4OH-负极:N2
40、H4+4OH 4e=N2+2H2O 6、正极:Cl2+2e=2 Cl负极:H2+2OH 2e=2H2O 总反应方程式:Cl2+H2+2OH=2 Cl+2H2O 7、正极:Cl2+2e=2 Cl负极:2Ag+2 Cl 2e=2 Ag Cl 8、正极:N2+8H+6e=2 NH4+负极:3H2 6e=6H+四、非水体系电池1、氢氧燃料电池负极:2H2 4e+2CO32=2CO2+2H2O 正极:O2+4e+2CO2=2CO322、固体酸燃料电池负极:2H2 4e=4H+正极:O2+4H+4e=2H2O 3、新型燃料电池正极:13O2+52e=26O2-负极:2C4H10+26O2-52e=8CO2
41、+10H2O 4、CO 电池(一极为CO,另一极为空气与CO2的混合气,Li2CO3和 Na2CO3的熔融盐作电解质)正极:O2 4e 2CO2 2CO32负极:2CO 2CO32 4e=4CO2 5、Li-Al/FeS 电池正极:2Li+FeS+2e=Li2S+Fe负极:2Li 2e2Li+文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R
42、7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA
43、6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P
44、4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编
45、码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y
46、10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U
47、8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC
48、4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H47 五、电解池1.(1)H2O阳极:4OH-4e-=O2 +2H2O 阴极:4H2O+4e-=2H2 +4OH-总反应式:2H2O电解2H2 +O2(2)Cu Cl2阳极:2Cl-2e-=Cl2阴极:Cu2+2e-Cu总反应式:2Cl-+Cu2+电解Cl2 +Cu(3)H Cl阳极:2Cl-2e-=Cl2阴极:2H+2e-=H2总反应式:2Cl-+2H2O 电解H2 +Cl2 +2OH-(4)CuO或 CuCO3阳极:4OH-4e-2H2O+O2阴极:2Cu2+4e-2
49、Cu 2CuSO4+2H2O 电解 2H2SO4+O2+2Cu(5)Ag2O阳极:4OH-4e-2H2O+O2阴极:4Ag+4e-=4Ag 总反应式:4Ag+2H2O 电解4Ag +O2 +4H+(6)阳极:2Cl-2e-=Cl2 阴极:2Na+2e-=2 Na 总反应式:2NaCl 电解Cl2+2 Na(7)阳极:6O2-12e-=3 O2 阴极:4Al3+12e-=4Al 总反应式:2 Al2O3电解3 O2+4Al 2.(1)阳极:Cu 2e-Cu 2+阴极:Cu2+2e-Cu 减小(2)阳极:Cu2e-Cu 2+阴极:Cu2+2e-Cu 阴阳 镀层不变文档编码:CG5Y10C10U8B
50、6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X7U1R7C9 ZA6L7I1P4H4文档编码:CG5Y10C10U8B6 HC4X