HyperDic: energy_of_activation

English > 1 sense of the expression energy of activation:
NOUNphenomenonenergy of activation, activation energythe energy that an atomic system must acquire before a process (such as an emission or reaction) can occur
English > energy of activation: 1 sense > noun 1, phenomenon
MeaningThe energy that an atomic system must acquire before a process (such as an emission or reaction) can occur.
Example"catalysts are said to reduce the energy of activation during the transition phase of a reaction"
Synonymactivation energy
Broaderenergy, free energy(physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work
Spanishenergía de activación
Catalanenergia d'activació

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