Halogen oxidizing power / reactivity (Oxidizing power of halogens decreases down the group: F₂ > Cl₂ > Br₂ > I₂.)
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Oxidizing power of halogens decreases down the group: F₂ > Cl₂ > Br₂ > I₂.
What each symbol means
| Symbol | What it stands for |
|---|---|
| E° | Standard reduction potential trend |
When to use this
F₂ has very high electron affinity and low bond dissociation energy issues balanced — strongest oxidizer; I₂ weakest among these.