The statement describes the name of the copper salt is "copper sulphate."
What are salt?
A salt is an ionic substance that is created when a positively charged ion bonds with a negatively charged ion.
The reaction occurred in the context of the image.
Fe + CuSO4(aq) → FeSO4(aq) + Cu(s)
A single displacement reaction is the sort of reaction. In this reaction, the highly reactive metal iron oxidises and creates ferrous sulphate by replacing the copper in copper sulphate by giving up two electrons.
Hence the correct answer is copper sulphate.
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