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| a compound in which oxygen is bonded to one or more electropositive atoms |
| a substance that causes a chemical reaction without itself being affected |
| potassium nitrate | |
| —n | |
| saltpetre, Also called: nitre a colourless or white crystalline compound used in gunpowders, pyrotechnics, fertilizers, and as a preservative for foods, esp as a curing salt for ham, sausages, etc (E252). Formula: KNO3 | |
| potassium nitrate
A transparent, white, crystalline compound and strong oxidizing agent. It is used in gunpowder and fireworks, in making glass, and in fertilizer. Also called saltpeter. Chemical formula: KNO3. See also niter. |