Principles of Chemistry I Exam 5
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17 Terms
1
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T or F: In a chemical reaction, particles must collide and they must collide in a specific manner.
True
2
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T or F: More collisions in a chemical reaction = faster reaction.
True
3
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Endothermic or Exothermic?
Endothermic
4
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Endothermic or Exothermic?
Exothermic
5
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Endothermic or Exothermic?
Products have lower PE than reactants.
Products have lower PE than reactants.
Exothermic
6
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Endothermic or Exothermic?
Products have higher PE than reactants.
Products have higher PE than reactants.
Endothermic
7
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Increasing these increases the reaction rate
Temperature, pressure, # particles
8
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Increasing these decreases the reaction rate
Volume, activation energy
9
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Optimize these for configuration effective ness
Lowest number of gas particles, simplest structure
10
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Transition state
Peak of the activation energy
11
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The catalyst does what?
Lowers activation energy
12
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PF at high T
When is this preferred?
13
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PF all T
When is this preferred?
14
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PF all T
When is this preferred?
15
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PF low T
When is this preferred?
16
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RF
When is this preferred?
17
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PF high T
When is this preferred?
