Physical Science: Chapter 7, Section 3 Types of Chemical Reactions Types of Reactions 1. ________________________Reactions: ________or more elements or compounds combine to form _______compound. Example: 2Na(s) + Cl2(g) → 2NaCl(s)

Physical Science: Chapter 7 Types of Chemical Reactions Types of Reactions 2. _______________________Reactions: _____compound “_______________” to form __________________ compounds. Example: CuCO3 (s) → 1CuO(s) + CO2 (g)

Physical Science: Chapter 7 Types of Chemical Reactions Types of Reactions 3. _________________________________ A “________active” element __________a “______active” element in a compound. Example: Cu(s) + 2Ag(NO3)(aq) →Cu(NO3)(aq) + 2Ag(s)

A “______________________switch” Types of Reactions 4. __________________________Reaction A “_______active” ____replaces a “__________active” ______in a compound and a _____________forms. A “______________________switch” Also called _____________________or _________________reactions. Example: Ag(NO3)(aq)+ NaCl(aq) →AgCl(s)+ Na(NO3)(aq)

Physical Science: Chapter 7 Types of Chemical Reactions Types of Reactions 5. _______________________ Reaction A substance combines with _________ gas, releasing _______and _________. Example: CH4(g)+ 3O2(g)→ CO2(g)+ 2H2O(g)

Other Types of Reactions 1. __________________________(Redox) Electrons are ______________from one species to ___________in the reaction. 2. ________________________reactions An ________neutralizes a _________to form an __________ and __________. They are similar to _____________ replacement reactions.

Physical Science: Chapter 7 Types of Chemical Reactions Practice Problems: List the TYPE of reaction for each of these: 1). CO2 + H2O → H2(CO3) 2). 2K(ClO3) → 2KCl + 3O2 3). 2C4H10+13O2 →10H2O + 8CO2 4). Na + Cu(NO3) → Na(NO3) + Cu

Physical Science: Chapter 7 Types of Chemical Reactions Practice Problems: LIST the TYPE of reaction for each of these: 5). NaI + Cl2 → NaCl+ I2 6). Ag(NO3) + NaCl→AgCl + Na(NO3) 7). 2LiI + F2 → 2LiF + I2

Physical Science: Ch. 7, Sec. 4 Reaction Rates and Equilibrium ____________________is the speed at which a reaction occurs. It is based on _____________ ____________________________________________________

Five factors that can increase reaction rate: ___________________________________

Physical Science: Reaction Rates and Equilibrium For some reactions, you can change the _____of reactions by using ____________. ___________are ____ reactants, but they change the ________ of a reaction by lowering necessary ______________(go faster).

Catalyst terminology Catalysts that ___________chemical reactions are called _____________. Catalysts in ________and _________ that affect reaction rate (usually speeding it up) are called ______________.