A redox equation is given below. $\text{H}_2\text{O}_2 + 2\text{KI} + \text{H}_2\text{SO}_4 \rightarrow \text{I}_2 + \text{K}_2\text{SO}_4 + 2\text{H}_2\text{O}$ Potassium iodide is the ..... 1 ..... agent in this reaction because iodide ions ..... 2 ..... electrons. Which words should be used to fill spaces 1 and 2?
- Aan oxidising, lose
- Ban oxidising, gain
- Ca reducing, lose
- Da reducing, gain