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化学 Chemistry - Coggle Diagram

- - - - 一贴，二低，三靠
  - - - 工业废水(Industrial wastewater)
      - 生活污水排放(Domestic sewage discharge)
      - 化肥农药(Chemical fertilizer and pesticide)
    - - 节约用水(Save water)
      - 改进工业技术(improve industrial technology)
      - 污水处理(Sewage treatment)
- - - - 置换反应(Displacement reaction)
- - - - 产生水/气体/沉淀(Produce water/gas/precipitation)
- - - - 难溶于水(Insoluble in water)
      - 可燃(combustible)
      - 无色无味(Colorless and odorless)
    - - 高锰酸钾分解(Decomposition of potassium permanganate)
      - 过氧化氢分解(Hydrogen peroxide decomposition)
      - 氯化钾分解(Potassium chloride decomposition)
- - - - 可燃性，还原性，毒性(Flammability, reducibility, toxicity)
    - - 无色无味，密度大于空气(Colorless, odorless, denser than air)
  - - - 沸点高，硬度小，导电性(High boiling point, low hardness, conductivity)
      - 灰黑色固体(Gray-black solid)
    - - 分子形似足球(The molecule is shaped like a football)
      - 高科技领域(High-tech field)
    - - 硬度大(Great hardness)
  - - - 无色无味，密度大于空气(Colorless, odorless, denser than air)
    - - 和水，澄清石灰水反应(react with water, clarified limewater)
- - - - 可燃性(ignitability)
    - - 主要含碳，氧元素(Mainly containing carbon, oxygen elements)
    - - 主要含碳元素(mainly contains carbon elements)