600 
CHEMISTRY: HARKINS, HALL AND ROBERTS 
TABLE I 
Concentration Equiv. fr. pt. Mol-number i 
in milli- lowering for the for potas- Percentage Ionization from 
equivalents Ai/N cobaltammine slum iodate Fr.-Pt. Lower Conductivity 
Flavo Cobalt Nitrate 
2 
3.65 
1.964 1.967 
96.4 
96.6 
5 
3.595 
1.935 1.958 
93.5 
93.8 
(5) 
(7.00)* 
10 
3.531 
1.900 1.937 
90.0 
91 .2 
(10) 
(6.60)* 
20 
3.446 
1.855 1.908 
85.5 
(20) 
(6.15)* 
Croceo Cobalt Chloride 
2 
3.66 
1.97 1.967 
97.0 
95.4 
(4.35) 
(3.45)t 
(4.72) 
(3.60)t 
5 
3.622 
1.949 1.958 
94.9 
93.2 
10 
3.590 
1.932 1.937 
93.2 
90.7 
20 
3.556 
1.914 1.908 
91.4 
Hexammine Cobalt Chloride 
5 
6.53 
3.51 
83.7 
(6)t 
(7.54) 
(4.055) 
(7.36) 
(3.95) 
o . oz 
RO 0 
ovj . yi 
(7 11) 
(7 02) 
20 
6.09 
3.22 
74.0 
50 
5.74 
3.09 
69.0 
Chloro-pentammine Cobalt Chloride 
5 
5.35 
2.88 
94.0 
10 
5.18 
2.785 
89.0 
20 
4.95 
2.66 
83.0 
Nitro-pentammine Cobalt Chloride 
c 
o 
O.ZO 
Z .oo 
10 
5.13 
2.76 
88.0 
20 
4.935 
2.655 
82.7 
Potassium tetra-nitro-diammine 
2 
3.675 
1.975 
97.5 
5 
3.65 
1.95 
95. 
10 
3.62 
1.945 
94.5 
20 
3.57 
1.92 
92. 
50 
3.505 
1.885 
88.5 
A mmonium tetra-nitro-diammine 
2 
3.66 
1.95 
95. 
5 
3.62 
1.945 
94.5 
10 
3.565 
1.92 
92 
20 
3.49 
1.88 
88. 
Peterson. 
t Werner and Herty. 
