Chronopotentiometry was used to study cathodic processes which occurred in molten solutions of NiCl2 in alkali metal chloride melts. The diffusion coefficients for Ni ions in the melts were determined (table 66), and the presence of complex ions was established.

Y.K.Delimarskii, V.F.Grishchenko, N.J.Parkhomenko: Elektrokhimiya, 1976, 12[2], 200-5

 

Table 66

Diffusivity of Ni Ions in Molten CsCl

 

Temperature (C)

NiCl2 (/cm3)

D (cm2/s)

705

2.62 x 105

1.44 x 10-5

705

2.72 x 105

1.50 x 10-5

705

2.83 x 105

1.67 x 10-5

805

2.61 x 105

2.22 x 10-5

805

2.62 x 105

2.00 x 10-5

805

3.48 x 105

2.03 x 10-5