Question

In the zinc-copper cell, Zn(s) | Zn^+2(1M) || Cu^+2(1M) | Cu(s), which electrode is negative

Cu^+2
Cu(s)
Zn(s)
Zn^+2***

Answer 1

No. The Zn^2+ is not an electrode. That's a solution. The two electrons are copper and Zinc.