1、。水中各種酸的離解常數序列號(編號)名稱(化學配方)卡pKa1偏鋁酸鹽2 6.310-13 12.202砷酸H3AsO3 6.010-10 9.22砷酸H3AsO4 6.310-3(K1) 2.201.0510-7(K2) 6.983.210-12(K3) 11.504硼酸H3BO3 5.810-10(K1) 9.241.810-13(K2) 12.741.610-14(K3) 13.805倍溴酸鹽HBrO 2.410-9 8.626氫氰酸HCN 6.210-10 9.217碳酸H2CO3 4.210-7(K1) 6.385.610-11(K2) 10.258次氯酸HClO 3.210-8 7

2、.509氫氟酸HF 6.6110-4 3.1810鍺酸H2GeO3 1.710-9(K1) 8.781.910-13(K2) 12.7211周期酸HIO4 2.810-2 1.5612亞硝酸鹽硝酸5.110-4 3.2913號磷酸H3PO2 5.910-2 1.2314亞磷酸H3PO3 5.010-2(K1) 1.302.510-7(K2) 6.6015磷酸H3PO4 7.5210-3(K1) 2.126.3110-8(K2) 7.204.410-13(K3) 12.3616焦磷酸H4P2O7 3.010-2(K1) 1.524.410-3(K2) 2.362.510-7(K3) 6.605.

3、610-10(K4) 9.2517硫酸氫鹽H2S 1.310-7(K1) 6.887.110-15(K2) 14.1518亞硫酸H2SO4 1.2310-2 (k1) 1.916.610-8(K2) 7.1819硫酸H2SO4 1.0103(K1) -3.01.0210-2(K2) 1.9920硫酸H2SO4 2.5210-1 (k1) 0.601.910-2(K2) 1.7221氫亞硒酸H2Se 1.310-4(K1) 3.891.010-11(K2) 11.022亞硒酸H2SeO3 2.710-3(K1) 2.572.510-7(K2) 6.6023硒酸H2SeO4 1103(K1) -3

4、.01.210-2(K2) 1.9224硅酸H2SiO3 1.710-10(K1) 9.771.610-12(K2) 11.8025碲酸鹽H2TeO3 2.710-3(K1) 2.571.810-8(K2) 7.74序列號(編號)名稱(化學配方)卡pKa1甲酸氯化氫1.810-4 3.752乙酸CH3COOH 1.7410-5 4.763羥基乙酸CH2(羥基)COOH 1.4810-4 3.83草酸(COOH)2 5.410-2(K1) 1.275.410-5(K2) 4.275甘氨酸CH2(NH2)COOH 1.710-10 9.786一氯乙酸二氯甲烷1.410-3 2.867二氯乙酸5.0

5、10-2 1.308三氯乙酸氯化鈷2.010-1 0.709丙酸CH3CH2COOH 1.3510-5 4.8710丙烯酸CH2CHCOOH 5.510-5 4.2611乳酸(丙醇酸)CH3CHHOCHOOH 1.410-4 3.8612丙二酸HOCH2COOH 1.410-3(K1)2.852.210-6(K2) 5.6613 2-丙炔酸HCCCOOH 1.2910-2 1.8914甘油酸HOH2CHOCHOOOH 2.2910-4 3.6415丙酮酸CH3COCOOH 3.210-3 2.4916-丙胺酸CH3CHNHH2COOH 1.3510-10 9.8717 b-丙胺酸CH2NH2C

6、H2COOH 4.410-11 10.3618正丁酸CH3(CH2)2COOH 1.5210-5 4.8219異丁酸(CH3)2CHCOOH 1.4110-5 4.8520 3-丁烯酸CH2/CH2Cooh 2.110-5 4.6821甲基丙烯酸CH2/c (CH2) cooh2.210-5 4.6622富馬酸hocoh/chcooh 9.310-4(k1)3.033.610-5(K2) 4.4423馬來酸(馬來酸)hocoh/chcooh 1.210-2(k1)1.925.910-7(K2) 6.2324酒石酸hooch(oh)ch(oh)cooh 1.0410-3(k1)2.984.551

7、0-5(K2) 4.3425戊酸CH3(CH2)3COOH 1.410-5 4.8626異戊酸(CH3)2CHCH2COOH 1.6710-5 4.7827 2-戊烯酸CH3CH2CHCHCOOH 2.010-5 4.7028 3-戊烯酸CH3CHCHCH2COOH 3.010-5 4.5229 4-戊烯酸CH2CHCH2CH2COOH 2.1010-5 4.67730戊二酸HOCO(CH2)3COOH 1.710-4(K1) 3.778.310-7(K2) 6.08谷氨酸hochoch2ch 2 ch(NH2)cooh 7.410-3(k1)2.134.910-5(K2) 4.314.410

8、-10(K3) 9.35832己酸CH3(CH2)4COOH 1.3910-5 4.8633異己酸(CH3) 2ch (CH2) 3-cooh1.4310-54.8534 (E)-2-己烯酸H(CH2)3CHCHCOOH 1.810-5 4.7435 (E)-3-己烯酸CH3CH2CHCHCH2COOH 1.910-5 4.7236己二酸hoch 2ch 2 ch2co 3.810-5(k1)4.423.910-6(K2) 5.4137檸檬酸hocho 2c(oh)(cooh)ch2co oh 7.410-4(k1)3.131.710-5(K2) 4.764.010-7(K3) 6.4038苯

9、酚C6H5OH 1.110-10 9.9639鄰苯二酚(o)C6H4(OH)2 3.610-10 9.451.610-13 12.840間苯二酚(m)C6H4(OH)2 3.610-10(K1) 9.308.7110-12(K2) 11.0641氫醌(p)C6H4(OH)2 1.110-10 9.9642 2，4，6-三硝基苯酚2，4，6-(NO2)3C6H2O 5.110-1 0.29葡萄糖酸CH2OH(CHOH)4COOOH 1.410-4 3.8644苯甲酸C6H5COOH 6.310-5 4.20水楊酸C6H4(羥基)COOH 1.0510-3(K1) 2.984.1710-13(K2

10、) 12.3846鄰硝基苯甲酸(o)NO2CH 64C OOH 6.610-3 2.1847間硝基苯甲酸(間)NO2C6H4COOH 3.510-4 3.4648對硝基苯甲酸(p)NO2CH 64C OOH 3.610-4 3.4449鄰苯二甲酸(o)C6H4(COOH)2 1.110-3(K1) 2.964.010-6(K2) 5.4050間苯二甲酸(m)C6H4(COOH)2 2.410-4(K1) 3.622.510-5(K2) 4.6051對苯二甲酸(p)C6H4(COOH)2 2.910-4(K1) 3.543.510-5(K2) 4.4652 1，3，5-鄰苯二甲酸C6H3(COOH)3 7.610-3(K1) 2.127.910-5(K2) 4.106.610-6(K3) 5.1853苯基六羧酸C6(COOH)6 2.110-1(K1) 0.686.210-3(K2) 2.213.010-4(K3) 3.528.110-6(K4) 5.094.810-7(K5) 6.323.210-8(K6) 7.49