Chemical Energetics

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Last updated 9:31 PM on 5/27/26
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10 Terms

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Exothermic Energy

Transfers thermal energy to surroundings leading to an increase in the temperature of the surroundings. Enthalpy change is negative

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Endothermic Energy

Takes in thermal energy from surroundings leading to a decrease in the temperature of the surroundings. Enthalpy change is positive

3
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Activation Energy

Minimum energy particles must have to react

4
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Bond breaking is an_____ process

endothermic

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Bond making is a _____ process

Exothermic

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Enthalpy Change=

Bond breaking - Bond Making

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Exothermic Reaction pathway diagram

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Endo thermic reaction pathway diagram

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<p>Label</p>

Label

Red arrow is enthalpy Change

Green arrow is activation energy

10
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Enthalpy Change

Transfer of thermal energy during a reaction