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Definitions of chemical:
  • noun:   produced by or used in a reaction involving changes in atoms or molecules
  • adjective:   relating to or used in chemistry
    Example: "Chemical engineer"
  • adjective:   of or made from or using substances produced by or used in reactions involving atomic or molecular changes
    Example: "Chemical fertilizer"



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Alternative Terms
physical-chemistry reaction-rate chemical-reaction reaction-mechanism transition-state peter-waage law-of-mass-action-2 molecular-collisions-jpg concentration collision-theory rate-equation calculus rate-determining-step steady-state-approximation activation-energy arrhenius-equation eyring-equation state-of-matter temperature catalysis salt-chemistry ion-exchange solid liquid gas phase aqueous-solution-2 solution surface-area volume on-water-reaction frequency thermal-energy refrigerator oven autocatalysis positive-feedback enzyme activity chemical-equilibrium reversible-reaction reagent product-chemistry haber-process le-chatelier-s-principle chemical-clock belousov-zhabotinsky-reaction thermodynamic-free-energy exothermic thermodynamic-versus-kinetic-reaction-control curtin-hammett-principle free-energy-relationship kinetic-isotope-effect residence-time-3 heat-transfer chemical-reactor-2 chemical-engineering molar-mass-distribution polymer-chemistry beer-lambert-law semenov-nikolai-nikolayevich elementary-process cyril-norman-hinshelwood supermolecule ronald-george-wreyford-norrish shock-tube van-t-hoff-jacobus-hendricus henry-eyring chemical-dynamics physical-organic-chemistry maud-menten thermal-analysis d-h-lawrence