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Which half-reaction has the greatest tendency to be reversed in a spontaneous redox reaction?

Which half-reaction has the greatest tendency to be reversed in a spontaneous redox-example-1
User Takaomag
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its B even though im late to respond

User Qiushijie
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Equation two that  is Cr  ion plus  3e-  ->cr(s)  E -0.91 is  the  equation which  has  tendency  to  be  reversed  in a spontaneous  redox  reaction.This  is  because  it  has a  more high   negative  value  of  E -0.91  which  is  more  negative than  other  equation.
User SeeJayBee
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