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Standard reduction p[otentials of the ha...

Standard reduction p[otentials of the half rections are given bvelow:
`F_(2)(g)+2e^(-)rarr2F_(aq)^(-):" " E^(@)=+2.85V`
`CI_(2)(g)+2e^(-)rarr2CI(aq)^(-):" " E^(@)=+1.36V`
`Br(2)(g)+2e^(-)rarr2Br(aq)^(-):" " E^(@)=+1.06V`
`I_(2)(s)+2e^(-)rarr2I_(aq)^(-):" " E^(@)=+0.53V`
The stronges oxidising and reducing agents respectively are

A

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

B

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

C

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

D

`CI_(2) and I_(2)`

Text Solution

Verified by Experts

More the value of negative reduction potential stronger in the reducing agent. Therefore, `1^(-)` ion is the stongest reducing agent .More the value of p[ositive reduction potential stronger is the oxidising agent .Therefore,`F_(2)` is the strongest oxidising agent.
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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:

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

DINESH PUBLICATION-REDOX REACTIONS-Multiple Choice Question Bank(MCQB)
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  17. Standard reduction p[otentials of the half rections are given bvelow: ...

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