Question

Which of the following reactions will proceed to the right?

•Ag(s) + Ni2+ (aq) →
•Ni(s) + Mg2+ (aq) →
•Pb(s) + Na+(aq) →
•Cu(s) + H+(aq) →
•Zn(s) + Ag+(aq) →

Answer 1

First reaction which is the silver + nickel 2 molecules is right answer of the question