The Activity Series of Metals Is Au < Ag $\rarr$ Cd²⁺(aq)+ Al(s)
B)Cd(s)+ Cu²⁺(aq)

The activity series of metals is Au < Ag < Cu < Sn < Cd < Zn < Al < Mg < Na < Cs Which reaction below does not occur spontaneously upon mixing the reagents shown?

A) Cd(s) + Al³⁺(aq) $\rarr$ Cd²⁺(aq) + Al(s)
B) Cd(s) + Cu²⁺(aq) $\rarr$ Cd²⁺(aq) + Cu(s)
C) Zn(s) + Cu²⁺(aq) $\rarr$ Zn²⁺(aq) + Cu(s)
D) Al(s) + Ag⁺(aq) $\rarr$ Al³⁺(aq) + Ag(s)
E) Cu(s) + Au³⁺(aq) $\rarr$ Cu²⁺(aq) + Au(s)