endothermic and exothermic reactions

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10 Terms

1
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exothermic
reaction that releases energy to surroundings
2
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endothermic
reaction that uses energy from surroundings
3
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in the endothermic diagram are the reactants or products higher?
products
4
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in the exothermic diagram are the reactants or products higher?
reactants
5
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is the energy taken in to break bonds, ending or exo?
endo
6
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is the energy given out to make bonds endo or exo?
exo
7
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why is energy taken in?
to break bonds
8
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why is energy given out?
to make bonds
9
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does an exothermic reaction have a positive or negative enthalpy change?
negative
10
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does an endothermic reaction have a positive or negative enthalpy change?
positive