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Consider the following four electrode : ...

Consider the following four electrode :
`A = Cu^(2+) (0.0001 M)// Cu(S)` B=`Cu^(2+) (0.1M)//Cu(s)`
C =`Cu^(2+) (0.01 M )//Cu(s)` D) `= Cu^(2+) (0.001 M )// Cu(s)`
If the standard reduction potential of `Cu^(+2)// Cu` is + 0.34 V , the reduction potential ( in volts ) of the above electrodes follow the order

A

`A gt D gt C gt B`

B

`B gt C gt D gt A`

C

`C gt D gt B gt A`

D

`A gt B gt C gt D`

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