AllChemicals — The Online Chemical Glossary | https://allchemicals.info/chemical/642-oxidizing-agent
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Quick Reference
Also Known As
Oxidizing agent (US), oxidant, oxidiser (British), electron acceptor in redox
What is Oxidizing Agent?
A chemical species that gains electrons from another species in a redox reaction, thereby oxidizing that species. The oxidizing agent undergoes reduction (its oxidation state decreases). Identifying oxidizing and reducing agents is essential for balancing redox reactions.
Properties & Characteristics
An oxidizing agent (US English spelling of oxidising agent) is a chemical that accepts electrons from another substance (reduces itself while oxidising the other substance). In half-reaction notation: Ox + ne⁻ → Red. The strength of an oxidizing agent is measured by its standard reduction potential E°; more positive E° means stronger oxidizing agent. Most reactive: F₂ > O₃ > H₂O₂ > KMnO₄ > Cl₂ > O₂ > Br₂ > Fe³⁺ > I₂.
Uses & Applications
Oxidizing agents are essential in: industrial chemistry (air oxidation of SO₂ to SO₃ in Contact process; O₂ in steel making), environmental remediation (H₂O₂ and O₃ for oxidative degradation of organic pollutants), bleaching of paper and textiles (Cl₂, NaOCl, H₂O₂), and rocket propulsion (liquid oxygen as oxidizer in LOX-LH₂ rockets).
Safety Information
Same as oxidising agent (id 634): strong oxidizers react violently with organic materials. Liquid oxygen (LOX) at −183°C is both a cryogenic hazard and an explosion hazard in contact with hydrocarbons. Chlorine gas, concentrated HNO₃, and permanganates require specialised storage, handling, and disposal procedures.
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
SynonymsOxidizing agent (US), oxidant, oxidiser (British), electron acceptor in redox
Frequently Asked Questions
A chemical species that gains electrons from another species in a redox reaction, thereby oxidizing that species. The oxidizing agent undergoes reduction (its oxidation state decreases). Identifying oxidizing and reducing agents is essential for balancing redox reactions.
Oxidizing agents are essential in: industrial chemistry (air oxidation of SO₂ to SO₃ in Contact process; O₂ in steel making), environmental remediation (H₂O₂ and O₃ for oxidative degradation of organic pollutants), bleaching of paper and textiles (Cl₂, NaOCl, H₂O₂), and rocket propulsion (liquid oxy…
Same as oxidising agent (id 634): strong oxidizers react violently with organic materials. Liquid oxygen (LOX) at −183°C is both a cryogenic hazard and an explosion hazard in contact with hydrocarbons. Chlorine gas, concentrated HNO₃, and permanganates require specialised storage, handling, and disp…
Editorial standards: Chemical data is sourced from peer-reviewed literature,
CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA,
and IAEA. For educational purposes only — always consult official SDS documentation and qualified
professionals before handling chemicals.
