单词 | nitrogen dioxide |
释义 | nitrogen dioxide [`nī·trǝ·jǝn dī`äk´sīd] INORGANIC CHEMISTRY NO2 A reddish-brown gas; it exists in varying degrees of concentration in equilibrium with other nitrogen oxides; used to produce nitric acid. Also known as dinitrogen tetroxide; liquid dioxide; nitrogen peroxide; nitrogen tetroxide. |
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