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Demonstrate proficiency with unit-cancellation
Assessment Strategies
by submitting homework
on an exam
Criteria
you produce a valid unit-cancellation setup for a given problem
your answer is mathematically correct, includes the correct unit(s), and contains the proper number of significant figures
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Validate solutions to mathematical problems
Assessment Strategies
by submitting homework
on an exam
Criteria
you check the validity of a solution by correctly applying an appropriate technique
you explain your validation process
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Use mathematical formulas correctly
Assessment Strategies
by submitting homework
on an exam
Criteria
you choose the correct formula for a given problem
you rearrange the formula, as needed, correctly substitute values in the formula and correctly solve for the missing quantity
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Generate and interpret graphs
Assessment Strategies
by submitting homework
on an exam
Criteria
you choose appropriate scales for axes and accurately plot data points
you label and title the graph appropriately
you determine coordinate values and/or slope of a line from the graph
you correctly interpret the correlation coefficient to determine if a set of data is linear to a high degree of certainty
you interpret the correlation coefficient to determine if a set of data is linear to a high degree of certainty
you interpret important features of the graph such as trends, fit of the data, etc
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Convert among various units of measurement
Assessment Strategies
by submitting homework
on an exam
Criteria
your relationships used in the solution are correct
you convert the measurements involved
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Contrast the composition and properties of each of the following types of matter: elements, compounds, pure substances, mixtures
Assessment Strategies
by submitting homework
on an exam
Criteria
you identify whether a single type of atom or more than one type of atom is present
you state whether the substance can be broken down into simpler substances or not
you indicate whether the proportions of various components are fixed or variable
you determine whether chemical or physical processes are necessary to separate the components
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Describe the composition of matter from the subatomic level to the macroscopic level, using any of the following tools as appropriate: isotopic notation, atomic diagrams, chemical formulas, models, and drawings
Assessment Strategies
by submitting homework
on an exam
Criteria
you relate the subatomic composition of a given atom or ion to an atomic diagram and to its isotopic notation
you interpret the composition of a compound from its chemical formula
you build a model or make a pictorial representation of a given element, ion, ionic compound, covalent compound, pure substance or mixture
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Predict general physical and chemical properties of an element from the position of that element on the Periodic Table
Assessment Strategies
by submitting homework
on an exam
Criteria
you use the concept of chemical families for groups to relate the behavior of a given element to others that behave similarly
you predict metallic or nonmetallic behaviors from the position of an element on the Periodic Table
you recognize elements with little or no reactivity (the rare gases)
you recognize elements that exist as diatonic molecules
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Describe the type of chemical bonding that will occur between a given pair of atoms and explain the basis for your decision
Assessment Strategies
by submitting homework
on an exam
Criteria
you determine whether a compound will be ionic or covalent based on the types of atoms in the compound
you summarize the general behavior of the bonding electrons for the major types of compounds, ionic and covalent
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Interconvert the formulas for binary and ternary ionic compounds and binary covalent compounds with their names.
Assessment Strategies
by submitting homework
on an exam
Criteria
your formula contains the correct symbols and subscripts
your cation is written first for ionic compounds
your name of compound includes correct spelling and use of Roman numerals where required
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Interconvert the formulas for binary and ternary acids with their names
Assessment Strategies
by submitting homework
on an exam
Criteria
your formula contains the correct symbols and subscripts
you identify an acid as binary or ternary
your name of compound includes correct spelling and capitalization
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Describe and use the relationship amongst number of particles, moles and mass of a substance
Assessment Strategies
by submitting homework
on an exam
Criteria
you interconvert moles, atoms, and mass for an element, and moles, formula units and mass for a compound
you judge the magnitude of an answer for reasonableness
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Empirical & Molecular Formulas
Assessment Strategies
by submitting homework
on an exam
Criteria
you solve for the empirical formula of a compound given appropriate data
your relationships or conversion factors used are true and contain the correct number of significant figures
your problem-solving process is clearly documented, including units of quantities involved
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Calculate the amount of any reactant or product in a chemical reaction using stoichiometry principles
Assessment Strategies
by submitting homework
on an exam
Criteria
you solve for grams, moles, atoms, or molecules of any substance in a reaction when provided with the quantity of a different substance in that reaction
your relationships or conversion factors used are true
your problem-solving process is clearly documented, including units of quantities involved
you build a model or make a pictorial representation of a given element, ion, ionic compound, covalent compound, pure substance or mixture
you determine the percent yield for a given reaction when provided with actual yield data
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Describe the solution process that occurs when a substance is dissolved in water
Assessment Strategies
by submitting homework
on an exam
Criteria
you describe or diagram the species present in a given aqueous solution
you indicate the relative proportions of species present for the solution of a given electrolyte
you indicate, using words or a diagram, the interaction between the solute and water that is responsible for the solution process
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Calculate the concentration of a solution in molarity
Assessment Strategies
by submitting homework
on an exam
Criteria
you calculate the molarity of a solution when given information about the amount of solute and the volume of solution present
you show the problem-solving process, including units on quantities used
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Describe how to prepare a given solution from a pure solute and solvent
Assessment Strategies
by submitting homework
on an exam
Criteria
you calculate the mass of solute required to prepare the given solution
you write one or more complete sentences describing how to prepare the desired solution using the calculated mass of solute, and the amount of water needed to reach the desired solution volume
you show the problem-solving process, including units on quantities used
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Describe how to dilute a stock solution to prepare a more dilute solution of known concentration
Assessment Strategies
by submitting homework
on an exam
Criteria
you calculate the volume of stock solution needed to prepare the desired diluted solution
you indicate the problem-solving process
you write one or more complete sentences describing how to prepare the desired solution using the calculated volume of stock solution and the amount of water needed to reach the desired solution volume
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Solve stoichiometry problems involving reactant solutions of known concentration and volume
Assessment Strategies
by submitting homework
on an exam
Criteria
you determine the amount of a reactant required to react with a given volume of another reactant solution of known concentration
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Use the kinetic molecular theory to explain the general behavior of gases
Assessment Strategies
by submitting homework
on an exam
Criteria
you determine the relative spacing and motion of particles in solids, liquids and gases
you use the kinetic molecular theory to explain the relative densities, compressibilities, and diffusion rates in gases compared to the condensed states of matter
you use the kinetic molecular theory to explain the effects of temperature, volume, and number of moles on gas pressure
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Solve problems involving the combined gas law, the ideal gas law, and Dalton's Law of partial pressures
Assessment Strategies
by submitting homework
on an exam
Criteria
you use the combined gas law equation to calculate the volume for pressure of a gas under new conditions
you use the ideal gas law equation to calculate one of the following variables when the others are specified: pressure, temperature, volume, number of moles
you use Dalton's Law of partial pressures to determine either a missing partial pressure or the total pressure of a gas mixture
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Solve stoichiometry problems involving gases and predict behaviors based on limitations of ideal behaviors of gases
Assessment Strategies
by submitting homework
on an exam
Criteria
you use the ideal gas law equation to determine the volume of a gaseous product collected under non-standard conditions
you predict the conditions under which gases are not likely to have ideal behaviors
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Describe and explain the differences between exothermic and endothermic reactions
Assessment Strategies
by submitting homework
on an exam
Criteria
you examine a thermochemical equation and determine if the reaction absorbs or gives off energy in the form of heat
you explain what happens to the energy change when a thermochemical equation is reversed
you contrast thermochemical equations with molecular equations in terms of what information is provided
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Student can do calorimetry problems
Assessment Strategies
by submitting homework
on an exam
Criteria
you explain the differences in making measurements of energy changes under conditions of constant volume as opposed to conditions of constant pressure
you explain the differences in design and operation between a bomb calorimeter and a styrofoam calorimeter
you explain why calorimeters usually need to be calibrated including what the significance is of the heat capacity of a calorimeter
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Do enthalpy calculations, including those using Hess' Law
Assessment Strategies
by submitting homework
on an exam
Criteria
you explain the set of standard conditions used in thermochemical calculations
you explain what is meant by a state function and how that is used to calculate enthalpy changes indirectly
you manipulate a set of "working equations" to arrive at a "target" equation that shows the required reaction and calculates the enthalpy change
you work with standard heats of formation to find the enthalpy change for a given chemical reaction
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Explain how the modern theory of the atom developed, using probabilities to find the location of electrons
Assessment Strategies
by submitting homework
on an exam
Criteria
you explain the reasons for the parallel understanding of the nature of light and the structure of the atom, using wave-particle dual descriptions
you explain the contributions of important physicists and chemists in developing the model of the atom used today, focusing on the most probable location of electrons
you compare the differences between microscopic particles such as electrons, and macroscopic particles, and why the Uncertainty Principle becomes important for electrons
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Writing ground state electron configurations
Assessment Strategies
by submitting homework
on an exam
Criteria
you explain how ground state electron configurations give useful information that leads to predictions of chemical changes for atoms and ions
you explain how the Periodic Table can be tied in to contributions of Quantum Theory for predicting electron configurations
you differentiate between metals and non-metals in terms of trends in electron configuration
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Assigning quantum numbers to electrons in atoms and ions
Assessment Strategies
by submitting homework
on an exam
Criteria
you explain how the solution of Schrodinger's wave equations lead to the first three quantum numbers
you explain the selection rules for the principal quantum number, the angular momentum quantum number, the magnetic quantum number, and the spin quantum number
you relate the values for the quantum numbers to the sizes and shapes of atomic orbitals
you explain how the Hund's rule and the Paul Exclusion Principle are tied in to quantum numbers and predicting ground state electron configurations
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Explaining the sizes and shapes of atomic orbitals
Assessment Strategies
by submitting homework
on an exam
Criteria
you explain how the values for the principle and angular momentum quantum numbers relate to the size and shapes of atomic orbitals
you predict the number of atomic orbitals in a sublevel, and draw pictures of atomic orbitals through the d sublevel
you relate orbital occupation to electron configurations
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Predicting trends in several properties of elements in terms of the location of elements in the Periodic Table
Assessment Strategies
by submitting homework
on an exam
Criteria
you predict changes in atomic size moving through a group or a period
you predict changes in ionization energy upon moving through a group or a period
you predict changes in electronegativity upon movement through a group or a period
you predict changes in electron affinity upon movement through a group or a period
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Predicting changes in sizes of ions compared to the atoms they are formed from
Assessment Strategies
by submitting homework
on an exam
Criteria
you explain what happens to the size of an atom changes when electrons are removed, forming a positive ion
you explain what happens to the size of an atom changes when electrons are added, forming a negative ion
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Write electron dot structures (Lewis structures) for molecules and ions
Assessment Strategies
by submitting homework
on an exam
Criteria
you explain which atom will be the central atom in a structure
you draw the Lewis structure for a given ion or molecule
you explain when more than one resonance structure is needed for a molecule or ion
you explain when the octet rule will not be obeyed
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Predict the three dimensional geometry of molecules and ions
Assessment Strategies
by submitting homework
on an exam
Criteria
you use VSEPR principles to determine the shape of a molecule
you explain when a simple binary structure does not require use of VSEPR predictions
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Predict whether a given molecule will have a dipole moment
Assessment Strategies
by submitting homework
on an exam
Criteria
you explain how differences in electronegativity allow predictions of polar and non-polar bonds
you determine if there is a molecular dipole
you categorize a molecule a polar or non-polar based on its molecular dipole
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Describe chemical changes using balanced chemical equations in the form of molecular equations
Assessment Strategies
by submitting homework
on an exam
Criteria
you show particle drawings correctly illustrating the reactants and products
your equation includes the formulas for reactants and products, is balanced in lowest terms and any additional symbols such as precipitates or physical states are used appropriately
you identify equation type as combination, decomposition, single replacement, or double replacement
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Write net ionic equations from molecular equations
Assessment Strategies
by submitting homework
on an exam
Criteria
you develop a net ionic equation from a molecular equation
you predict when a precipitate is formed in a reaction in solution, given a table of solubility rules
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Assign oxidation numbers to elements in a molecule or ion
Assessment Strategies
by submitting homework
on an exam
Criteria
you apply basic rules for assigning oxidation numbers
you use oxidation numbers in developing Stock name for ionic compounds
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Apply definitions of oxidation and reduction to chemical systems
Assessment Strategies
by submitting homework
on an exam
Criteria
you explain oxidation and reduction in terms of transfer of electrons
you explain the oxidation and reduction in terms of changes in oxidation number
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Describe the noncovalent interactions that can occur between given atoms, molecules, or ions
Assessment Strategies
by submitting homework
on an exam
Criteria
you identify the following noncovalent attractions when present between given molecules: metallic bonding, ionic bonding, dipole-dipole attractions, hydrogen bonding and dispersion forces
you diagram the noncovalent attractions between given molecules, including partial charges when applicable
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Use the kinetic molecular theory to explain the behavior in liquids and solids as compared to gases
Assessment Strategies
by submitting homework
on an exam
Criteria
you explore the relative spacing and motion of particles in solids, liquids and gases
you use the kinetic molecular theory to explain the relative densities, compressibilities and diffusion rates in solids, liquids and gases
you explain at the molecular level the processes of melting, boiling, freezing, and condensing
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Predict relative melting points, boiling points or physical states of substances based on noncovalent attractions
Assessment Strategies
by submitting homework
on an exam
Criteria
you determine the strongest noncovalent attraction for each substance
you make a reasonable prediction of relative melting points, relative boiling points, or physical state, based on the strengths of the noncovalent attractions for each substance in a question
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Describe the solution process that occurs when a substance is dissolved in water or in a nonpolar solvent
Assessment Strategies
by submitting homework
on an exam
Criteria
you summarize or diagram the species present in a given solution
you indicate the relative proportions of species present for the solution of a given electrolyte
you indicate, using words or a diagram, the interaction between the solute and water that is responsible for the solution process, and can contrast that with a solute dissolved in a nonpolar solvent
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Calculate concentrations of aqueous solutions on molarity or wt/vol %
Assessment Strategies
by submitting homework
on an exam
Criteria
you calculate the wt/vol % or molarity of a solution when given information about the amount of solute and volume of solution present
you convert concentration between wt/vol % and molarity
you show the the problem-solving process, including units on quantities
you interconvert
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Use appropriate scientific equipment and safety precautions
Assessment Strategies
by submitting homework
on an exam
Criteria
you follow generally recognized safety practices
you follow procedures as described by the instructor or laboratory manual
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Apply appropriate measurement principles
Assessment Strategies
by submitting homework
on an exam
Criteria
you determine the increment value (scale) of a given graduated device
you determine the appropriate number of digits and correct unit to use for a given observation
you interpolates an estimated digit where appropriate
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Apply the scientific method by organizing, analyzing, and interpreting data appropriately
Assessment Strategies
by submitting homework
on an exam
Criteria
you organize data in a fashion that can be understood by another person
you develop a laboratory notebook for an experiment that outlines the procedure, data tables, other relevant information
you develop a graph by hand or using a computer program to plot data, and determine if the data fits a straight line
you use appropriate scientific reasoning when interpreting data
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Work effectively in groups as well as individually
Assessment Strategies
by submitting homework
on an exam
Criteria
you demonstrate respect for the rights, views and work of others
you work with your group to divide up tasks so that the work can be formed efficiently
you show responsibility in performing your role in the group
you use appropriate scientific reasoning when interpreting data