Question

Which of the following will not react?
FeSO4 + Zn
CuSO4 + Zn
Cuso4, + Au
Caso4, + K​

Answer 1

Answer:

Cuso4 + Au

Explanation:

This is because gold ( Au ) is less reactive than coper ( Cu )

and cannont replace it from its salt solution

Answer 2

Answer:

CuSO4 + Au will NOT react.

Hope it helps~