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Standard reduction potentials of the hal...

Standard reduction potentials of the half reactions are given below:
`F_(2)(g) + 2e^(-) to 2F^(-) (aq): E^(@) = + 2.85 V`
`Cl_(2)(g) + 2e^(-) to 2Cl^(-) (aq), E^(@) = + 1.36 V`
`Br_(2)I + 2e^(-) (aq): E^(@) = +1.06 V`
`I_(2)(s) + 2e^(-) to 2l^(-) (aq): E^(@) =+0.53 V`
The strongest oxidising and reducing agents respectively are:

A

`F_(2)` and `I^(-)`

B

`Br_(2)` and `Cl^(-)`

C

`Cl_(2)` and `Br^(-)`

D

`Cl_(2)` and `I_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
`E^(@)` more positive, reducing agent will be greater.
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Knowledge Check

  • Standard reduction potentials for the half reactions are given below : F_(2)(g)+2e^(-) to 2F^(-)(aq) , E^(@)=+2.85" V " Cl_(2)(g)+2e^(-) to 2Cl^(-)(aq) , E^(@)=+1.36" V " Br_(2)(g)+2e^(-) to 2Br^(-)(aq) , E^(@)=+1.06" V " I_(2)(g)+2e^(-) to 2I^(-)(aq) , E^(@)=+0.53" V " The strongest oxidising and reducing agents respectivity are :

    A
    `F_(2)` and `I^(-)`
    B
    `Br_(2)` and `Cl^(-)`
    C
    `Cl_(2)` and `Br^(-)`
    D
    `Cl_(2)` and `I_(2)`.

  • Standard reduction potentials of the half reactions are given below: F_(2)(g)+2e^(-) to 2F^(-)(aq),E^(@)=+2.85V Cl_(2)(g)+2e^(-) to 2Cl^(-)(aq),E^(@)=+1.36V" "Br_(2)(l)+2e^(-) to 2Br^(-)(aq),E^(@)=+1.06V" "I_(2)(s)+2e^(-)to2I^(-)(aq):E^(@)=+0.53V The strongest oxidising and reducing agents respectively are:

    A
    `F_(2) and I^(-)`
    B
    `Br_(2) and Cl^(-)`
    C
    `Cl_(2) and Br^(-)`
    D
    `Cl_(2) and I_(2)`

  • Standard reduction potentails of the half reactions are given below: F_(2)(g)+2e^(-) rarr 2F^(-)(aq.),, E^(ɵ)= +2.87 Cl_(2)(g)+2e^(-) rarr 2Cl^(-)(aq.),, E^(ɵ)= +1.36 V Br_(2)(g)+2e^(-) rarr 2Br^(-)(aq.),, E^(ɵ)= +1.09 V I_(2)(s)+2e^(-) rarr 2l^(-)(aq.),, E^(ɵ)= +0.54 V The strongest oxidizing and reducing agents respectively are:

    A
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    B
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    C
    `Br_(2)` and `Cl^(-)`
    D
    `Cl_(2)` and `Br^(-)`

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