Collision Model / Arrhenius

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Last updated 5:48 PM on 4/26/26
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27 Terms

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Three collision model factors

Frequency, orientation, enough energy

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3
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Activation energy, Ea

Minimum energy needed for reaction

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Transition state

Highest

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Exothermic reaction

Products lower energy than reactants

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Endothermic reaction

Products higher energy than reactants

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Catalyst

Lowers Ea, increases rate

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Arrhenius equation

k = Ae^(

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R for Arrhenius

8.314 J/mol·K

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Temperature in Arrhenius

Always Kelvin

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Two

point Arrhenius equation

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Arrhenius plot

ln k vs 1/T

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Arrhenius plot slope

−Ea/R

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image of reaction coordinate diagram

Label Ea, ΔH, transition state, intermediate, reactants, products

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image of Arrhenius plot

Know slope = −Ea/R