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The Six Types of Chemical Reaction

The Six Types of Chemical Reaction
All chemical reactions can be placed into one of six categories. Here they are, in no particular order: 1) Combustion: A combustion reaction is when oxygen combines with another compound to form water and carbon dioxide. These reactions are exothermic, meaning they produce heat. An example of this kind of reaction is the burning of napthalene: 2) Synthesis: A synthesis reaction is when two or more simple compounds combine to form a more complicated one. One example of a synthesis reaction is the combination of iron and sulfur to form iron (II) sulfide: 8 Fe + S8 ---> 8 3) Decomposition: A decomposition reaction is the opposite of a synthesis reaction - a complex molecule breaks down to make simpler ones. One example of a decomposition reaction is the electrolysis of water to make oxygen and hydrogen gas: 4) Single displacement: This is when one element trades places with another element in a compound. Mg + 2 H2O ---> Mg(OH)2 + H2 Pb(NO3)2 + 2 KI ---> PbI2 + 2 KNO3 HBr + NaOH ---> NaBr + H2O

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Chemistry 605: Types of Reactions and Predicting Products Instructions Before viewing an episode, download and print the note-taking guides, worksheets, and lab data sheets for that episode, keeping the printed sheets in order by page number. During the lesson, watch and listen for instructions to take notes, pause the video, complete an assignment, and record lab data. See your classroom teacher for specific instructions.

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