时代的车轮滚滚向前，大批元素和化合物为化学家所发现和合成。随之，化学上的基本定律也不断被人发现，这一切使风行一时的拉瓦锡氧化说再也不能适应时代的需要了。新的形势要求建立新的理论，使化学进入新的时代。是谁使化学进入新的时代呢？他是被恩格斯誉称为“近代化学之 The wheels of the era roll forward, and a large number of elements and compounds are discovered and synthesized by chemists. Along with this, the basic laws of chemistry are constantly being discovered. All this makes the popular Lavoisier oxidation statement no longer able to meet the needs of the times. The new situation calls for the establishment of new theories that will bring chemistry into a new era. Who brought chemistry into a new era? He was praised by Engels as "modern chemistry.