酸可看成质子络合物 武溪大享化学与分子科学学院 COLLESE OF CHEMISTRY RND MOLECULRR SCIENCES WUHRN UNIVERSITY 1 Y4-+H+=HY3- K1= K6=1010.26 B1=K1=1010.26 1 HY3-+H=H2Y2.K,=K6=1016B2KK2=1016.42 1 HY2-+H+=H3Y- K,K4=10267B,K,K,K=1019.9 1 H3Y+H+=HY K,K3=1020BK,K,K,K10219 1 HY +H+=HsY+ K,K2=10160P5=K1K2K=102.69 HY++H+=HY2+ 1 K6K1=10090Bo=KK2K6=1023.59 武溪大学 Wuhan University酸可看成质子络合物 Y4- + H+ ＝ HY3- HY3- + H+ ＝H2Y2- H2Y2-+ H+ ＝ H3Y￾H3Y- + H+ ＝ H4Y H4Y + H+ ＝ H5Y+ H5Y+ + H + ＝ H6Y2+ K1= = 1010.26  1=K1= 1010.26 1 Ka6 K2= = 106.16  2=K1K2= 1016.42 1 Ka5 K3= = 102.67  3=K1K2K3= 1019.09 1 Ka4 K4= = 102.00  4=K1K2K3K4= 1021.09 1 Ka3 K5= = 101.60  5 =K1K2 .K5= 1022.69 1 Ka2 K6= = 10 0.90  6=K1K2 .K6 = 1023.59 1 Ka1