How would you (a) Distinguish between the formulations Cu II Fe II S 2 and Cu I

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How would you 

(a) Distinguish between the formulations CuIIFeIIS2 and CuIFeIIIS2 for the mineral chalcopyrite, 

(b) Show that Fe3+ is a hard cation,

(c) Show that the blue compound precipitated when a solution of [MnO4] in concentrated aqueous KOH is reduced by [CN] contains Mn(V)?

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Related Book For  answer-question

Inorganic Chemistry

ISBN: 9781292134147

5th Edition

Authors: Catherine Housecroft

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