如果我用以下的儀器,
Zn metal( anode), Ag metal( cathode)
NaNO3 (electrolyte)
可否試寫half equation:
(+ve): Na+ + e- -> Na (會這樣的嗎???????應冇可能)
(-ve): Zn -> Zn^2+ + 2e-
overall: 2Na+ + Zn -> Zn^2+ + 2Na
咁咪oppose spontaneous reactions?
咁會冇電流嗎?
正確的equation應點寫?
thanks