, , :
+ z = Red
, , aOx s → 0, , aRed s → 0. aOx aRed . 9.4. (δp) δ.
. 9.4. - () ().
. 9.5. - η i.
. 9.6. :
1 aOx = aRed; 2 aOx < aRed; 3 aOx > aRed; 4 aOx = 0.
- :
(. 9.5). η 2,3RT/zF.
. ,
( ,
i Red/i Ox < 0)
:
. 1/2 (iOxi)/(iRedi) = 1, i = (i Ox + i Red)/2. , ,
- , DOx DRed . - , . , - . η i.
lg[(i Ox i)/(i i Red)] , 2,3RT/zF.
(. 9.6). E1/2 i = 0 ( 1). , ( 2). Ox ( 5).
|
|
, aOx → 0, ( 4) :
aRed = 0 ( )
, (i/i) 1 = 1 i = i/2..
lg[(i Ox i)/(i i Red)] 1 4, , , lg[(i Ox i)/(i i Red)] = 0 E1/2 2,3RT/zF; , lg(i Ox/i Red).