endothermic and exothermic reactions
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11 Terms
Endothermic reactions
Take in energy from the surroundings, causing a fall in temperature
Exothermic reactions
Transfer energy to the surroundings, causing a rise in temperature
Examples of endothermic reactions
thermal decomposition
Citric acid + sodium hydrogencarbonate
Examples of exothermic reactions
combustion
Neutralisation
Most oxidation reactions
What is a use of endothermic reactions
Sports injury packs
What is a use of exothermic reactions
Self-heating cars & hand warners
Endothermic reaction profile
Exothermic reaction profile
What is the definition of the term activation energy?
The amount of energy that reactants need to react
Endothermic reactions carry out
Bond breaking
Ectothermic reactions carry out
Bonds forming
Note 
Flashcards (21)