Solution:

A metal with more grounded diminishing force uproots one more metal with more vulnerable lessening power from its answer of salt.

The request for the expanding diminishing force of the given metals is as given underneath:

Cu < Fe < Zn < Al < Mg

Along these lines, Mg can uproot Al from its salt arrangement, however Al can’t dislodge Mg. Along these lines, the request wherein the given metals dislodge each other from the arrangement of their salts is as given beneath: Mg >Al>Zn> Fe >Cu