chem a substance that oxidizes another substance, being itself reduced in the process. Common oxidizing agents are oxygen, hydrogen peroxide, and ferric salts: Compare reducing agent
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How to use oxidizing agent in a sentence
It is used as an oxidizing agent and for absorbing sulphurous oxide.A Textbook of Assaying: For the Use of Those Connected with Mines. | Cornelius Beringer and John Jacob Beringer
Nitro-hydrochloric acid contains Chlorine, which is an oxidizing agent, and probably exerts in the blood an action of this kind.The Action of Medicines in the System | Frederick William Headland
The same fact was observed in 1858 by Hofmann, who used the tetrachloride of carbon as an oxidizing agent.Coal | Raphael Meldola
The concentrated solution is a powerful oxidizing agent; organic matter being oxidized so rapidly that it frequently inflames.
It is a very powerful oxidizing agent; wood and paper in contact with the acid inflame with explosive violence.