Asked by Grace


Devise a test to distinguish between Cu2+ and Co2+.
Answered by Mathtaculator
Know how many valence electrons there are in both of them, then make a test to find how many valence electrons in both of them.
Answered by DrBob222
Mathtaculator's method is ingenious but extremely difficult to do.
See your post above for [CoCl4]^2-
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