Polarographic method of analysis to obtain individual amounts of Cu2+ and Cd2+

Question

Polarographic method of analysis to obtain individual amounts of Cu2+ and Cd2+ in a given mixture
of the two ions (Cu2+ and Cd2+) is achieved by measuring their

Options:

A . half-wave potentials

B . migration currents

C . decomposition potentials

D . diffusion currents

Answer: Option D

-NA-

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