Chemical evolution

Chemical evolution may refer to:

  • Nucleosynthesis, the creation of chemical elements in the universe either through the Big Bang, or supernovae
  • Abiogenesis, the transition from nonliving elements to living systems
  • Molecular evolution, evolution at the scale of molecules
  • Gas evolution reaction, the process of a gas bubbling out (or evolving) from a solution
  • Oxygen evolution, the process of generating molecular oxygen through chemical reaction

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