Extraction of Chloro Complexes of Copper and Silver from Nickel Chloride Solutions

2020 ◽  
Vol 54 (4) ◽  
pp. 681-685
Author(s):  
L. V. Dyakova ◽  
E. S. Kshumaneva ◽  
A. G. Kasikov
2021 ◽  
Vol 83 (4) ◽  
pp. 418-427
Author(s):  
L. E. Ermakova ◽  
A. S. Kuznetsova ◽  
T. V. Antropova ◽  
A. V. Volkova

1979 ◽  
Vol 32 (5) ◽  
pp. 1149 ◽  
Author(s):  
S Phang

The viscosity and transference numbers of the nickel ion constituent in nickel chloride solutions are reported between about 0.1 and 4.3 mol dm-3. The e.m.f. method was used to measure the transference number. The latter was compared with values from other methods. The viscosity results were used to test the Wishaw-Stokes equation.


1983 ◽  
Vol 36 (10) ◽  
pp. 1913 ◽  
Author(s):  
RN Ellis ◽  
RH Stokes ◽  
AC Wright ◽  
M Spiro

Transference numbers in concentrated copper(II) chloride solutions at 25°C are obtained by (i) a modified moving boundary method using other solutions to isolate both electrodes from the CuCl2 solution, and (ii) the e.m.f. method using cells with transference with gaseous chlorine electrodes. Conductance and density measurements are also reported. The transference results support the more recent Russian work against the earlier measurements of Denham; there is no evidence of negative cation constituent transference numbers, and it is concluded that anionic chloro complexes are not a major constituent of the concentrated solutions. In this respect copper(II) chloride differs from the halides of cadmium and zinc.


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