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一、物质燃烧一定需要氧气吗?1.燃烧通常指的是可燃物与空气中的氧气发生的一种发光发热的剧烈的化学反应。应该讲多数物质的燃烧需要氧气支持。我们通常所说的燃烧多指可燃物在空气中的燃烧,如汽油、酒精、煤、石蜡等物质的燃烧。2.从广义上讲,燃烧是一种发光发热的剧烈的化学反应,符合此特征的都可以叫做燃烧。如氢气不仅可在氧气中燃烧,也可在氯气中燃烧,氯气与氧气类
First, the material combustion must need oxygen? 1. Burning usually refers to the combustible and oxygen in the air a glowing fever violent chemical reaction. It should be said that the burning of most substances requires oxygen support. As we usually refer to combustion, the burning of combustibles in the air is mostly referred to as burning of gasoline, alcohol, coal, paraffin and other substances. 2. In a broad sense, burning is a violent chemical reaction that glows and generates heat. Anything that meets this characteristic can be called burning. Such as hydrogen can not only burn in oxygen, but also in chlorine combustion, chlorine and oxygen