Question

hester, treyvon dtal - ch - term 1 - unit 4a assessment - 25 - 26 choose the correct name for: cu₂s copper ii sulfide copper i sulfide copper sulfide dicopper sulfide

Explanation:

In Cu₂S, copper has a +1 oxidation state. Compounds with copper in the +1 oxidation state are named as copper(I) compounds. So Cu₂S is copper(I) sulfide.

Answer:

copper I sulfide