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The potential of hydrogen electrode havi...

The potential of hydrogen electrode having a pH=10 is

A

0.59V

B

0.00V

C

`-0.59V`

D

`-0.059V`

Text Solution

Verified by Experts

The correct Answer is:
C
`H^(+)+erarr(1)/(2)H_(2)`
`E=E^(@)-(0.0591)/(1)"log"(1)/([H^(+)])=-0.0591xxpH`
`=0-0.0591xx10=-0.591V`.
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Calculate the potential of hydrogen electrode in contact with a solution whose pH is 10.

Knowledge Check

  • The potential of a hydrogen electrode at pH=10 is :

    A
    `+0.59" V "`
    B
    `0.00" V"`
    C
    `-0.59" V "`
    D
    `-0.059" V "`

  • The potential of a hydrogen electrode at pH = 1 will be:

    A
    `–0.059` Volt
    B
    `0.00` Volt
    C
    `-0.24` Volt
    D
    `-0.59` Volt

  • The half cell potential of a hydrogen electrode at pH = 10 will be

    A
    -0.50 V
    B
    -0.59 V
    C
    0.059 V
    D
    none of these.

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