What is the change in the oxidation number of 1- in the reaction represented by...
CHEMISTRY
WAEC 2004
What is the change in the oxidation number of1- in the reaction represented by the following equation? 5I-1(aq) + 6H-(aq) + 1O-3(aq) → 3I2(g) + 3H2O(l)
- A. -5 to -3
- B. -1 to 0
- C. + 5 to + 0
- D. -1 to + 2
Correct Answer: B. -1 to 0
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