Chemical Reactions PowerPoint

Mar 29th, 2015
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Price: $5 USD

Tutor description

Fully complete PowerPoint on Chemical Reactions. Covers everything Word Equations, Formula Equations, Balancing Equations and Reaction Types. I also have a CLOZE style note/handout that can be used in conjunction. Students simply fill in a few small blanks as they listen to your instruction.

Word Count: 1153
Showing Page: 1/38
Chapter 9Chemical EquationsTopic8Recognizing Chemical Reactions When a substanceundergoes a chemicalchange, it takes part ina chemical reaction. After it reacts, it nolonger has the samechemical identity.9.1 Describing Chemical Reactions Chemical reactions involve changingsubstances Chemical Equation a shorthand notationthat includes as much information aspossible about what happens in a chemicalreactionWord Equations A substance that undergoes a reaction iscalled a reactant. When reactants undergo a chemical change,each new substance formed is called aproduct.Word Equations The simplest way to represent a reaction is byusing words to describe all the reactants andproducts, with an arrow placed between them torepresent change Reactants are placed to the left of the arrow andproducts are placed to the right of the arrow Plus signs are used to separate reactants and alsoto separate products You read the arrow as yields , gives or reactto formWord Equations Iron + OxygenIron (III) oxide Chemical Equations a representation ofa chemical reactionFe + O2Fe2O3 Skeleton equation chemical equation that doesnot indicate the relative amounts of reactants andproductsSymbols used in chemical equationsSymbol+Explanationseparates two reactants or two productsSeparates reactants from products(s)Reactant or product in the solid state(l)Reactant o

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