sodium peroxide

noun

Chemistry.

1. a yellowish-white, hygroscopic, water-soluble powder, Na 2 O 2 , used chiefly as a bleaching agent and as an oxidizing agent.

sodium peroxide

noun

1. a yellowish-white odourless soluble powder formed when sodium reacts with an excess of oxygen: used as an oxidizing agent in chemical preparations, a bleaching agent, an antiseptic, and in removing carbon dioxide from air in submarines, etc. Formula: Na 2 O 2

Example Sentences

“To conduct the experiment, the researchers took the blended phone and mixed it at almost 500°C with a powerful oxidizer, sodium peroxide. They were then able to do a detailed analysis of the resulting solution in acid to determine its precise chemical contents,” the university explained in a statement.

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The residue in the filter is ignited and fused with a little sodium carbonate and nitrate, or with sodium peroxide.

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To overcome this objection various metallic peroxides are added to the soap, as sodium peroxide, zinc peroxide and barium peroxide.

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Chlorous acid is not known in the pure condition; but its sodium salt is prepared by the action of sodium peroxide on a solution of chlorine peroxide: 2ClO2 + Na2O2 = 2NaClO2 + O2.

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More efficient bleaching agents of recent introduction are hydrogen dioxide in a 25% solution or a saturated solution of sodium peroxide; they are less irritating and much more convenient in application.

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