Shared Flashcard Set

Details

Chapter 5 & 6
N/A
21
Chemistry
Undergraduate 3
10/10/2011

Additional Chemistry Flashcards

 


 

Cards

Term
1. formation of a precipitate
2. color change
3. temperature change
4. formation of a gas
Definition
signs that a chemical reaction may have occurred
Term
combination reaction
Definition
2 elements or one element and a compound that combine to form one substance
Term
decomposition reaction
Definition
one substance breaking down into 2 or more substances
Term
single displacement (substitution)
Definition
one element replaces another element in a compound
Term
double displacement (partner switch)
Definition
positive ions in 2 ionic compounds switch places
Term
solid, gas, liquid
Definition
For a double displacement reaction to occur in aqueous solution, at least one product of the reaction must be a ____, a ____, or a pure molecular ____
Term
combustion reaction
Definition
one reactant is oxygen and a lot of heat is involved. When the reactant is carbon, hydrgen or oxygen based, the products are always CO2 and H2O
Term
precipitation, gas forming, and acid-base reactions
Definition
the 3 types of double displacement reactions
Term
precipitation reactions
Definition
a double displacement reaction in which one product is a solid
Term
gas forming reactions
Definition
a double displacement reaction in which one product is a gas
Term
acid-base reactions
Definition
also known as neutralization reactions
Term
OH
Definition
signifies a base
Term
H
Definition
signifies an acid; makes it corrosive
Term
molecular equation
Definition
show all compounds in a reaction
Term
ionic equation
Definition
show all ions that are floating around in solution
Term
net ionic
Definition
focuses attention on important ions
Term
spectator ions
Definition
called this because they do not do anything, they are left out of the net ionic equation
Term
1. write the balanced equation
2. balance the equation using coefficients
3. set up an equation table
4. quantity conversion using dimensional analysis
Definition
steps to solving stoichiometry problems
Term
stoichiometry
Definition
comparison of masses or moles in a balanced equation
Term
limiting reagents
Definition
one that you run out of in solution; it determines how much product you can make
Term
excess reagents
Definition
the left over reagent in a reaction
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