Summary detailed analysis for electrochemistry

, standard conditions -
temp = 25°C /concentration =\ not dm_
-3
/ pressure = 1 atm measure of how
easily a

substance will be oxidised
or reduced ( can't use if
not at STP )
↑
(Ions ) ( Metals)
(An Ox )
°

greatest negative E-
< strong reducing agent to
Oxidation :
greatest tendency
easily oxidised
.

-




donate electrons
loose electrons easily


{
-




Anode
> weak [ no reaction)
→ + 2- °

negative [


¥
7




(Red Cat )

Reduction
strong C spontaneous ✓
>
cathode
reaction) positive
E-
°



Cu 2++2 -

→ Cu


Anode
<
cathode

↓ Cathode
>




↳ Cathode




¥iÉ
'
reduction



oxidation v
< Anode
Anode




°

greatest positive
E-

strong oxidising : greatest tendency to
agent
accept electrons
easily reduced
-




gain electrons easily
-