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Chapter 8 8. Chemical Equations and Reactions 8.1. Describing Chemical Reactions 8.1.1.1. Chemical Equation is: _____________________________________________________ 8.1.2. Indication of a Chemical Reaction is: __________,____________,____________,_____________ 8.1.2.1.1. Precipitate is: _____________________________________________________ 8.1.3. Characteristics of Chemical Equation 8.1.3.1. Equation must: _____________________________________________ 8.1.3.2. Equation must: _____________________________________________ 8.1.3.3. The Law of _________________________________________must be satisfied 8.1.3.3.1. The equation must: _____________________________________________ 8.1.3.3.1.1. Coefficient is: ________________________________________________ 8.1.3.3.1.2. Coefficients of _____________are usually ________________________ 8.1.3.4. Word and Formula Equations is: ______________________________________________ 8.1.3.4.1. Word Equation is: ________________________________________________ 8.1.3.4.2. Formula Equation is: ________________________________________________ 8.1.3.5. Additional Symbols Used in Chemical Equations 8.1.3.5.1. States:____,_____,____,_____,_____,_____,____ ,_____,____ ,_____ ,_____ 8.1.3.5.2. Yielding is: _____________________________________________ 8.1.3.5.2.1. Reversible Reaction (↔) is: _____________________________________ 8.1.3.5.2.2. Completion (→) is: _______________________________________ 8.1.3.5.3. Conditions: 8.1.3.5.3.1. Using: _____________, _____________, _____________ 8.1.3.5.3.2. At a specific : _____________ or _____________ 8.1.3.6. Significance of a Chemical Equation 8.1.3.6.1. The coefficients must: _______________________________________________ 8.1.3.6.2. The coefficients can: _______________________________________________ 8.1.3.6.3. The reverse reaction has: _______________________________________________ 8.1.3.7. Balancing Chemical Equations 8.1.3.7.1. Identify: _____________________________, and __________________________ 8.1.3.7.2. Write: _______________________________________________ 8.1.3.7.3. Balance the: _______________________using the ____________________________ 8.1.3.7.3.1. Balance by: ______________________________________________ 8.1.3.7.3.2. Each side of the reaction must: _________________________________ 8.1.3.7.3.3. Change only _______________ to adjust numbers of elements to match 8.1.3.7.3.4. Start with: ___________________________________________ 8.1.3.7.3.5. Represent polyatomic ions as: ___________________________________ 8.1.3.7.3.6. Represent _________atoms and _________ atoms ___________________ 8.1.3.7.4. Count the _________ to be sure that the equation is balanced 8.2. Types of Chemical Reactions 8.2.1. Synthesis Reactions is: _____________________________________ 8.2.1.1.1. Synthesis / Composition Reaction is represented: ____________________________ 8.2.1.2. Reaction Elements with ______________ and ______________ 8.2.1.3. Reactions of Metals with ______________ 8.2.1.4. Synthesis reactions with ______________ 8.2.2. Decomposition Reactions is: _______________________________________________________ 8.2.2.1.1. Decomposition Reaction is represented: ____________________________ 8.2.2.2. Decomposition of Binary Compounds 8.2.2.2.1. Electrolysis is: _______________________________________________________ 8.2.2.3. Decomposition of ____________________________ 8.2.2.4. Decomposition of ____________________________ 8.2.2.5. Decomposition of ____________________________ 8.2.2.6. Decomposition of ____________________________ 8.2.2.7. Decomposition of ____________________________ 8.2.3. Single Replacement Reactions are: _________________________________________________ 8.2.3.1.1. Single-displacement / Displacement Reaction is represented: __________,__________ 8.2.3.2. Replacement of a _______________in a Compound by another _______________ 8.2.3.3. Replacement of a _______________ in Water by a _______________ 8.2.3.4. Replacement of a _______________ in an Acid by a _______________ 8.2.3.5. Replacement of _______________ 8.2.4. Double Replacement Reactions are: _________________________________________________ 8.2.4.1.1. Single-displacement / Displacement Reaction is represented: ____________________ 8.2.4.2. Formation of: ____________,____________,____________ 8.2.5. Combustion Reactions are: _________________________________________________ 8.2.6. Reversible Reactions are: _________________________________________________ 8.3. Activity Series of the Elements 8.3.1.1. Activity Series is: _________________________________________________