常见酸碱的电离常数解离常数.doc

无机酸在水溶液中的解离常数(25°C)Dissociation Constants of Mineral Acids in Aqueous Solution (25°C)序号(No.)名称(Name)化学式(Chemical formula)Ka1偏铝酸haio26.3x10^12.202亚碎酸H3ASO36.0x10109.223••碎酸H3AsO46.3x10-3 (K,)2.201.05x107 (K2)6.983.2x1012 (K3)11.504••硼酸H3BO35.8xW10 (KJ9.241.8x10 ° (K2)12.741.6x1014 (K3)13.805次澳酸HBrO2.4x10-9&626氢氤酸HCN6.2x1O-109.2171碳酸H2CO34.2x107 (KJ6.385.6x10^(K2)10.258次氯酸HCIO3.2x10®7.509氢氟酸HF6.61x1043.1810•错酸H2GeO31.7x10 9 (KJ8.781.9x10 13 (K2)12.7211高碘酸hio42.8x1021.5612亚硝酸hno25.1x1043.2913次磷酸H3PO25.9x1021.2314•亚磷酸H3PO35.0x10-2 (KJ1.302.5x107 (K2)6.6015••磷酸H3PO47.52x10 ^ (KJ2.126.31x10 8 (K2)7.204.4x10 13 (/<3)12.3616•••焦磷酸H4P2O73.0x102 (KJ1.524.4x10-3 (K2)2.362.5x10-7 (K3)6.605.6x10w(K4)9.2517•氢硫酸H2S1.3x107 (KJ6.887.1x1015 (K2)14.1518亚硫酸H2SO31.23x10 2 (KJ1.916.6x108 (&)7.1819•硫酸H2SO41.0x103 (Kj-3.01.02x10^ (K2)1.9920•硫代硫酸H2S2O32.52X101 (K‘)0.601.9x102 (K2)1.7221•氢硒酸H2Se1・3网0伽）3.891.0x1011(K2)11.0221亚硒酸H2SeO32.7x103 (KJ2.572.5x107 (K2)6.6023•硒酸H2SeO41x103 (KJ-3.01.2x10 2 (K2)1.9224•硅酸H2SiO31.7*10 10 (Ki)9.771.6x10 12 (K2)11.8025•亚晞酸H2TeO32.7x10 3 (Kt)2.571.8x108 (K2)7.74无机碱在水溶液中的解离常数（25°C）Dissociation Constants of Mineral Bases in Aqueous Solution (25°C)序号(No.)名称(Name)化学式(Chemical formula)&pKb1氢氧化铝AI(OH)31.38x10 9(K3)8.862氢氧化银AgOH1.10x10-43.963氢氧化钙Ca(OH)23.72x10-32.433.98x1021.404氨水NH3+H2O1.78x10-54.755腓（联氨）N2H4+H2O9.55x10^)6.021.26x1015(K2)14.96径氨NH2OH+H2O9.12x109&047氢氧化铅Pb(OH)29.55x10^)3.023.0x108(K2)7.528氢氧化锌Zn(OH)29.55x1043.02有机碱在水溶液中的解离常数(25°C)Dissociation Constants of Organic Bases in Aqueous Solution (25°C)序号(No.)名称(Name)化学式(Chemical formula)Kb1甲胺CH3NH24.17x10 43.382尿素(朦)CO(NH2)21.5x10^413.823乙胺CH3CH2NH24.27x1043.374乙醇胺H2N(CH2)2OH3.16x1054.505•乙二胺h2n(ch2)2nh28.51>d0・5(Kd4.077.08x10 s(K2)7.156二甲胺(CH3)2NH5.89x1043.237三甲胺(CH3)3N6.31x1054.208三乙胺(C2HJ3N5.25x1043.289丙胺C3H7NH23.70x10^3.43210异丙胺7-C3H7NH24.37x1043.36•111,3 •丙二胺nh2(ch2)3nh22.95x10^)3.533・09T06(K2)5.51•121,2-丙二胺ch3ch(nh2)ch2nh25.25x10-5(^)4.284.05x10«(K2)7.39313三丙胺(ch3ch2ch2)3n4.57x1043.3414三乙醇胺(hoch2ch2)3n5.75x1076.2415丁胺C4H9NH24.37T043.3616异丁胺C4H9NH22.57x1043.5917叔丁胺C4H9NH24.84x1043.31518己胺H(CH2)6NH24.37x1043.36H9辛胺h(ch2)8nh24.47x1043.3520苯胺c6h5nh23.98xW109.4021节胺C7H9N2.24x1054.6522环己胺CeH 仆 NH24.37T043.3623毗腱c5h5n1.48x10 98.8324六亚甲基四胺(CH2)6N41.35T098.87252 •氯酚c6h5cio3.55x10^5.45263•氯酚C6H5CIO1.26x1054.90274•氯酚c6h5cio2.69x1054.5728•邻氨基苯酚(o)H2NC6H4OH5.2x1054.281.9x10-54.7229•间氨基苯酚(m)H2NC6H4OH7.4x10-54.136.8x1054.17301对氨基苯酚(p)H2NC6H4OH2.0x1043.703.2x1065.5031邻甲苯胺(o)CH3C6H4NH22.82x10 109.5532间甲苯胺(m)CH3C6H4NH25.13x10-1°9.2933对甲苯胺(p)CH3C6H4NH21.20x10^8.92348 •轻基嘲椒20°C）8-HO-C9H6N6.5x10-54.1935二苯胺(c6h5)2nh7.94x101413.136•联苯胺h2nc6h4c6h4nh25.01x109.304.27x10 I1 (K2)10.37有机酸在水溶液中的解离常数（25W）Dissociation Constants of Organic Acids in Aqueous Solution (25°C)序号(No.)名称(Name)化学式(Chemical formula)KapKa1甲酸HCOOH1.8x1043.752乙酸CH3COOH1.74x10 54.763乙醇酸CH2(OH)COOH1.48x10-43.834•草酸(cooh)25.4x10^)1.275.4x105(K2)4.275甘氨酸CH2(NH2)COOH1.7x1O109.786一氯乙酸ch2cicooh1.4x1 o32.867二氯乙酸CHChCOOH5.0x1021.308三氯乙酸CCI3COOH2.0x10^0.709丙酸CH3CH2COOH1.35x1054.8710丙烯酸ch2= chcooh5.5x10-54.2611乳酸（丙醇酸）CH3CHOHCOOH1.4x1043.8612丙二酸hococh2cooh1.4x10 3(^)2.85•2.2x10^2)5.66132 •丙烘酸HC= CCOOH1.29x10^1.8914甘油酸HOCH2CHOHCOOH2.29x1043.6415丙酮酸CH3COCOOH3.2x1032.4916■丙胺酸CH3CHNH2COOH1.35x1O<°9.8717•丙胺酸CH2NH2CH2COOH4.4x101110.3618正丁酸ch3(ch2)2cooh1.52x1054.8219异丁酸(CH3)2CHCOOH1.41x10s4.85203 •丁烯酸ch2= chch2cooh2.1x1054.6821异丁烯酸ch2= c(ch2)cooh2.2x10-54.6622•反丁烯二酸（富马酸）HOCOCH= CHCOOH9.3x104(^)3.033.6x105(K2)4.4423•顺丁烯二酸（马来酸）HOCOCH= CHCOOH1.2x10^)1.925.9x107(K2)6.2324•酒石酸HOCOCH(OH)CH(OH)COOH1.04x10^)2.984.55x105(K2)4.3425正戊酸CH3(CH2)3COOH1.4x1054.8626异戊酸(CH3)2CHCH2COOH1.67x1054.78272 •戊烯酸CH3CH2CH= CHCOOH2.0x1054.70283 •戊烯酸ch3ch= chch2cooh3.0x1054.52294•戊烯酸ch2= chch2ch2cooh2.1。