Consider the following half-cell reaction and associated standerd half-cell potentials and determine the maximum voltage thatr can be obtained by combination resulting in spontenous process : `AuBr_(4)^(-)(aq)+3e^(-)toAu(s)+4BR^(-)(aq), E^(@)=-086V` `Eu^(3+)(aq)+e^(-)toEu^(2+)(aq), E^(@)=-043V` `Sn^(2+)(aq)+2e^(-)toSn(s), E^(@)=-0.14V` `IO^(-)(aq)+H_(2)O(l)+2e^(-)toI^(-)(aq)+2OH^(-), E^(@)=+0.49V`A. `+0.72`B. `+1.54`C. `+1.00`D. `+1.35`

Consider the following half-cell reaction and associated standerd half

1.	Consider the following half-cell reaction and associated standerd half-cell potentials and determine the maximum voltage thatr can be obtained by combination resulting in spontenous process : `AuBr_(4)^(-)(aq)+3e^(-)toAu(s)+4BR^(-)(aq), E^(@)=-086V` `Eu^(3+)(aq)+e^(-)toEu^(2+)(aq), E^(@)=-043V` `Sn^(2+)(aq)+2e^(-)toSn(s), E^(@)=-0.14V` `IO^(-)(aq)+H_(2)O(l)+2e^(-)toI^(-)(aq)+2OH^(-), E^(@)=+0.49V`A. `+0.72`B. `+1.54`C. `+1.00`D. `+1.35`
Answer» Correct Answer - D

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What are elementary reactions ?

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