AQA Chemistry AS Energetics

A quick quiz on energetic definitions :)

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  • Created by: Sibel
  • Created on: 11-05-11 08:28
What is endothermic?
energy taken in
1 of 7
What is thermochemistry?
the study of heat changes during a chemical reactions
2 of 7
What is standard enthalpy of formation?
the enthalpy change when 1mole of compound is formed from its elements under standard conditions, all reactants and products in their standard states
3 of 7
What is standard enthalpy of combustion?
the enthalpy change when 1mole of compound is completely burned in oxygen under standard conditions, all reactants and products in their standard states
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What are the standard states?
100kPa, 298K
5 of 7
What is exothermic?
energy given out
6 of 7
What is the mean bond enthalpy?
the average value of the bond dissociation enthalpy for a given type of bond taken from a range of different compounds
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Other cards in this set

Card 2

Front

What is thermochemistry?

Back

the study of heat changes during a chemical reactions

Card 3

Front

What is standard enthalpy of formation?

Back

Preview of the front of card 3

Card 4

Front

What is standard enthalpy of combustion?

Back

Preview of the front of card 4

Card 5

Front

What are the standard states?

Back

Preview of the front of card 5
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