IO3 - (aq) + 5 I - (aq) + 6H + (aq) → 3I2 (aq) + 3H20 (l) Eq. 1
I2 (aq) + C6H8O6 (aq) → C6H6O6 (aq) + 2I- (aq) + 2H+ (aq) Eq.
Which compounds of equation 1 and 2 are reduced and which are oxidized?
increase in oxidation number - oxidation
decrease in oxidation number - reduction
