Exothermic and endothermic reactions - Key words 0.0 / 5 ? ChemistryEnergy of reactions/Exothermic and endothermic reactionsGCSEAQA Created by: Beatrice OseiCreated on: 07-10-18 18:24 Exothermic A reaction where energy is released into the surroundings 1 of 9 Endothermic A reaction where energy is taken in from the surroundings 2 of 9 Supersaturated solution A solution that is extremely packed with atoms in a given volume 3 of 9 Reaction profile Diagrams that show the relative energies of the reactants and products in a reaction 4 of 9 Activation energy The minimum amount of energy the reactants need to collide with each other and react 5 of 9 Bond energy The amount of energy needed to break bonds or form bonds 6 of 9 Alkane A hydrocarbon with single bonds 7 of 9 Alkene A hydrocarbon with double bonds 8 of 9 Alkyl A hydrocarbon with triple bonds 9 of 9
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