Equations &Reactions/ Equilibrium/ Thermochemistry

advertisement

Equations & Reactions/ Equilibrium/ Thermochemistry/ Redox

Equations & Reactions

a. Distinguish between chemical symbols, empirical formulas, molecular formulas, and structural formulas

I can identify chemical symbols.

I can distinguish between empirical, molecular, and structural formulas. b. Interpret the information conveyed by chemical formulas for numbers of atoms of each element represented

I can determine the numbers of atoms in a compound using the chemical formula. c. Explain how conservation laws form the basis for balancing chemical reactions and know what quantities are conserved in physical, chemical, and nuclear changes

I can explain how the Law of Conservation of Mass and Energy apply to balanced chemical equations. d. Write and balance chemical equations, given the names of reactants and products

I can identify the reactants and products in a chemical equation.

I can write a balanced chemical equation. e. Describe what is represented, on a molecular and molar level, by chemical equations

I can identify quantities in a chemical equation.

I can describe what is represented by chemical equations. f. Use the appropriate symbols for state (i.e., solid, liquid, gaseous, aqueous) and reaction direction when writing chemical equations

I can identify the symbols used in chemical equations.

I can use symbols to represent state of matter and direction of reaction when writing chemical equations. g. Classify chemical reactions as reactions being synthesis, decomposition, single replacement, or double replacement

I can identify chemical reaction types. h. Predict the products of synthesis, combustion, and decomposition reactions and write balanced equations for these reactions

I can identify reactants and products of chemical reactions.

I can predict the products of chemical reactions. i Predict products of single replacement reactions, using the activity series, and write balanced equations for these reactions

I can list the order of the activity series.

I can use the activity series to predict products. j. Predict the products of double replacement reactions, using solubility charts to identify precipitates, and write balanced equations for these reactions

I can use solubility charts to identify precipitates from reactions.

I can predict the products of double replacement reactions.

I can balance equations for these reactions. k. Explain the collision theory of reactions

I can explain collision theory of reactions.

l. Explain the effects of catalysts on reaction rates (e.g., mechanism, activation energy/activated complex)

I can explain the effects of catalysts on reaction rates.

Kinetics

a. Explain the collision theory of reactions

I can explain collision theory of reactions. b. Analyze factors (e.g., temperature, nature of reactants) affecting reaction rates in relation to the kinetic theory

I can list factors that affect reaction rates.

I can analyze factors that affect reaction rates c. Relate reaction mechanism, rate-determining step, activated complex, heat of reaction, and activation energy to reaction kinetics

I can describe how reaction mechanism, rate-determining step, activated complex, heat of reaction, and activation energy effects reaction kinetics d. Interpret potential energy diagrams for chemical reactions

I can define potential energy.

I can interpret potential energy diagrams for chemical reactions. e. Relate the rate of a chemical reaction to the appearance of products and the disappearance of reactants

I can define the rate of a chemical reaction.

I can analyze the rate of a chemical reaction by the amount of products and reactants. f. Describe the meaning of reaction mechanism and rate-determining step.

I can describe the meaning of reaction mechanism and rate-determining step. g. Relate collision theory to the factors that affect the rate of reaction.

I can define collision theory.

I can relate collision theory to the factors that affect reaction rate. h. Describe the meaning of activation energy and activated complex

I can describe the meaning of activation energy and activated complex. i. Interpret and label a plot of energy versus reaction coordinate

I can label a plot of energy versus reaction coordinate.

I can interpret a plot of energy versus reaction coordinate. k. Explain the effects of catalysts on reaction rates (e.g., mechanism, activation energy/activated complex)

I can explain the effects of catalysts on reaction rates.

Equilibrium

a. Describe the conditions that define equilibrium systems on a dynamic molecular level and on a static macroscopic scale.

I can describe the conditions that define equilibrium on a dynamic and static level. b. Apply Le Châtelier’s principle to explain a variety of changes in physical and chemical equilibria

I can define Le Châtelier’s principle.

I can use Le Châtelier’s principle to explain changes in physical and chemical equilibria c. Define Ksp and manipulate K sp

to predict solubility

I can define the solubility constant (K sp

).

I can manipulate the solubility constant (K sp

) to predict solubility. d. Explain the law of conservation (mass) action and write equilibrium law expressions for chemical equilibria

I can explain the law of conservation for chemical equilibria.

I can write equilibrium law expressions for chemical equilibria. e. Determine solubility product constants from solubilities (and vice versa) for a given solubility equilibrium system

I can understand rules for solubility.

I can determine solubility product constants from solubilities (and vice versa) for a given solubility equilibrium system.

Thermochemistry

a. Describe the phase and energy changes associated with boiling/condensing, melting/freezing, sublimation, and crystallization)

I can list phase changes.

I can explain the energy changes associated with each phase change. b. Explain the law of conservation of energy in chemical reactions.

I can explain law of conservation of energy in chemical reactions. c. Describe the concept of heat, and explain the difference between heat energy and temperature

I can describe the concept of heat.

I can explain the difference between heat energy and temperature. c. Explain physical and chemical changes as endothermic or exothermic energy changes

I can explain physical and chemical changes as endothermic or exothermic. d. Solve heat capacity and heat transfer problems involving specific heat, heat of fusion, and heat of vaporization

I can define heat capacity.

I can describe heat transfer.

I can solve heat capacity and heat transfer problems. e. Calculate the heat of reaction for a given chemical reaction when given calorimetric data

I can identify the heat of a reaction given the type of chemical reaction.

I can calculate the heat of reaction for a given chemical reaction. f. Define enthalpy and explain how changes in enthalpy determine whether a reaction is endothermic or exothermic

I can define enthalpy.

I can identify a reaction as endothermic or exothermic. g

. Compute ΔHrxn from ΔHfº values and explain why the ΔHfº values for elements are zero

I can explain why ΔH values for elements are zero.

I can solve ΔH equations. h. Explain and apply, mathematically, the relationship between ΔHrxnº (forward) and ΔHrxnº (reverse)

I can identify a forward and reverse ΔH equation. i. Define entropy and explain the role of entropy in chemical and physical changes, and explain the changes that favor increases in entropy.

I can define and explain entropy

Redox a. Define REDOX reaction, oxidation, reduction, oxidizing agent, and reducing agent.

I can define REDOX reaction, oxidation, reduction, oxidizing agent and reducing agent. b. Assign oxidation numbers (states) to reaction species; identify the species oxidized and reduced, and the oxidizing agent and reducing agent, in a REDOX reaction.

I can identify oxidation numbers

I can assign oxidation numbers to reaction species. c. Balance REDOX equations by the ion-electron and half-reaction methods.

I can define REDOX reaction, oxidation, reduction, oxidizing agent and reducing agent

I can balance the REDOX equations.

Download