Course Objectives

 

Chemistry 201

            At the completion of this course, the successful student will be adequately prepared to take the subsequent course: General Chemistry II (Chemistry 203), and do the following:

 

1.  Describe the scientific method.

            2.  Define and explain the terms: law, hypothesis, and theory.

3.      Use significant figures as indicators of precision of measurements and

      calculated values.

            4.  Use exponential notation.

            5.  Do mathematical calculations involving significant figures.

            6.  Differentiate between mass and weight.

7.      Convert from the English system to the metric system (& vise versa) common

     units of length, mass, volume, and temperature.

            8.  Use the metric system in calculations.

            9.  Differentiate between heat and temperature.

            10.  Do simple calculations of heat changes using specific heat.

11.    Define and use the terms standard state, standard enthalpy change, molar

       enthalpy of formation.

            12.  Solve problems using density as the relationship between mass and volume.

13.   Use and define (describe or explain) basic chemical concepts with respect to

       properties of matter:  physical states of matter, physical and chemical

       properties of matter, physical and chemical changes, the law of conservation

       of mass, the law of conservation of energy, the law of definite composition,

       classification of elements.

14.  Distinguish between pure substances (elements and compounds) and mixtures

      (homogeneous and heterogeneous).

            15.  Know the names and chemical symbols of 48 elements.

            16.  Distinguish between ionic and molecular compounds.

17.    Understand chemical formulas of common substances in terms of the number

       and kind of atoms which have been bonded.

            18.  Use basic chemical nomenclature for inorganic compounds.

19.   Write the formulas of binary ionic compounds, common binary molecular

       compounds, 12 common acids, 4 common bases, inorganic ternary

       compounds using 15 common polyatomic ions.

20.  Use oxidation numbers to distinguish oxidation states of metals in

       compounds.

            21.  Balance chemical equations given the formulas of the reactants and products.

22.    Calculate the oxidation number of each element, given the formulas of the

       reactants and products.

            23.  Balance redox equations using oxidation numbers.

24.   List the basic principles of Dalton’s atomic theory and indicate how the

       theory has been further developed in this century.

 

25.  State the basic properties of the subatomic particles: protons, neutrons, and

       electrons.

            26.  Describe the Rutherford atom.

            27.  Define atomic number, mass number, and isotopes.

            28.  Define the atomic mass unit and Advogardo’s number.

            29.  Use the conversion factor from grams to amu in simple calculations.

30.    Be able to calculate the average atomic weight from isotopic masses and

       percent abundances.

31.    Be able to apply the terms:  metals, nonmetals, alkali metals, alkaline earth

       metals, metalloids, transition metals, noble gases, halogens, and inner 

       transition metals to the arrangement of elements in the periodic table.

            32.  Describe t the arrangement of the elements in the periodic table.

            33.  Use the periodic table to predict formulas of compounds.

            34.  Define the terms anion, cation, and polyatomic ion.

            35.  Describe how ionic and covalent bonds are formed.

            36.  Calculate the oxidation number of each element, given the formula.

            37.  Calculate the percent composition of compounds, given the formulas.

            38.  Calculate the empirical formula, given the percent composition.

39.    Calculate the empirical formula of compound given the mass of the sample, 

       the mass of CO2 and mass of H2O produced in a combustion reaction.

            40.  Distinguish between empirical and molecular formulas.

41.    Understand the concepts of the chemical quantity, the mole, and relate it to

       counting of atoms and molecules.

42.    Convert mass in grams to moles, formula units, molecules (and/or atoms)

       using atomic weights, formula weights, and molecular weights.

43.  Know the basic rules which predict whether a salt is soluble in water.

44.    Be able to write the balanced equations describing several examples of

       combustion, acid-base, precipitation, and exchange reactions.  Write the

       equations in the molecular, total ionic and net ionic format.

45.  Explain the information given by chemical equations.

46.  Perform stoichiometric calculations from a given chemical equation.

47.    Use calculations to show which the limiting reagent, how much excess

       reagent is left, and what is the theoretical and percentage yield of each  

       product.

48.    List the properties of solutions and distinguish true solutions from

       heterogeneous and colloidal mixtures.

49.    Define solubility, percent concentration, molarity, mole fraction, and

       molality.

50.  Explain factors affecting solubility and the rate of dissolving.

51.    Write molecular, total ionic and net ionic equations which show that the

       solution is the reaction medium.

52.    Use percent concentration, molarity, and molality in stoichiometric

       calculations.

53.  List the basic principles of the Kinetic Molecular Theory of gases.

54.  Describe the measurement of pressure using a barometer.

55.  Use 4 kinds of pressure units in calculations and convert from one to another.

56.    Calculate pressure, volumes, and temperatures of gases using Boyle’s law,

       Charles’ law, the Combined gas law, and Dalton’s law of partial pressures.

57.  Calculate Kelvin temperatures from Centigrade and vise versa.

58.  Define standard conditions of temperature and pressure.

59.  Use the /Ideal gas law to calculate density and molecular weight of a gas.

60.  Use the gas laws in chemical stoichiometric calculations.

61.  Define and distinguish between diffusion and effusion.

62.    Define and explain the terms electromagnetic radiation, wavelength, frequency, wave amplitude, spectrum, and nodes.

63.    Describe the Bohr hydrogen atom; describe the hydrogen atom in terms of simple quantum mechanics.

64.    Perform calculations using the equation lu = c. 

65.    Explain the source of the atomic line spectra.

66.    Know and understand the properties of light.

67.    Be able to find and use electronic configurations of the first 50 elements; show the diagrams of their electronic structure, and indicate the spin of each electron.

68.    Sketch the shape of the s, p and d orbitals.

69.    Be able to identify the 4 quantum numbers for any electron in an atom.

70.    From the electronic configurations predict which atoms or ions are paramagnetic and which are diamagnetic.

71.    State the Pauli exclusion principle, Hund’s rule, and the Aufbau principle.

72.    Define ionization energy and be able to rank using the periodic table.

73.    Use ionization energy trends to predict the stability of electronic configurations and the tendency for outer shell electrons to undergo changes in order to form compounds.

74.    Define electronegativity: show how it varies with respect to the periodic table.

75.    Use electronegativity to estimate the polarity of bonds.

76.    Show the trends of atomic and ionic sizes on the periodic table.

77.    State the octet rule, including exclusions.

78.    Write Lewis electron dot structures for simple covalent compounds and polyatomic ions.

79.    Use double and triple bonds to show structures of molecules and ions; use resonance to describe equivalent bonds.

80.    Use the Valence Shell Electron Pair Repulsion theory to describe electron pairs geometry, molecular geometry, hybridization, and bond angles.

81.    Predict the polarity of bonds and molecules.

82.    Define bond order and bond dissociation energy; use bond energies to estimate  reaction enthalpies.

83.    Calculate the formal change of an atom in  a molecule or ion, and use it to predict which are the most reasonable resonance structures.

84.    Explain the difference between oxidation number and formal change.

85.    Explain simple valence bond theory.

86.    Use the concepts of orbital overlap, sigma and pi bonds, hybrid orbitals to explain the strength and orientation of covalent bonds.

87.    Use molarity in calculations concerning the dilution of solutions.

88.    Explain at least two examples of colligative properties.

89.    Calculate the freezing point depression and the boiling point elevation due to the addition of a nonvolatile molecular solute to a pure solvent.

90.    List at least four properties each for acids and bases.

91.    Explain the behavior of acids and bases in terms of the Arrhenius and Bronsted/Lowry theories.

92.    Write equations for acids and bases showing conjugated acid/base pairs.

93.    List at least five common strong acids and five common strong bases.

94.    Given the conjugated acid, write the formula of the conjugated base, and vise versa.

95.    Write complete equations for at least two examples of each of the following reactions: acid + base, acid + metal, acid + metal oxide, acid + carbonate.

96.    Given the formula of a salt, write the formulas of the acid and the base which would react to form the salt.

97.    Distinguish between electrolytes and non-electrolytes, strong and weak electrolytes.  List at least three examples of each.

98.    Define pH.  Given a pH value, state whether the solution is acidic, basic, or neutral.

99.    Given a pH value calculate the H+ concentration, and vise versa.

100. Given a pOH value calculate the OH- concentration, and vise versa.

101. Be able to convert from H+ concentration to pH then to pOH then to OH-  

        concentration.

102. Perform simple tasks in the laboratory.  Perform 12 laboratory experiments.

 Perform the necessary calculations, prepare any required graphs and answer   

 the questions for each experiment.

103. Achieve a grade of at least 50% for the final comprehensive examination.

104. Record all data in ink directly onto the data sheet.

105. Prepare a lab report including a summary.

106. On quizzes and exams answer short essay questions.

 

 

 

 

_____________________________

 Catherine Schwab Ph.D.