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CHM101 Lecture Outline and Objectives Dr. Miroslav Rezac Lecture Outline and Objectives Unit #1 Chapter 1 – Introduction to Chemistry Nature of Chemistry Be able to define the nature of chemistry as studying characteristics, composition and transformation of matter. Be able to describe scientific method/process. Chapter 2 – Standards for measurement Measurement systems Be able to describe a measurement as a determination of a quantifiable property. Be able to recognize or provide a result of a measurement as a number and unit. Generate larger and smaller units in metric system using metric prefixes. Memorize, recognize and be able to provide metric units for mass, length, volume, density, temperature. Be able to describe in simple terms how we measure each variable. Be able to interconvert temperatures in Celsius and Kelvin scale. Be able to convert measurements in different units using conversion factors (conversion equation). Scientific notation Be able to convert a given number from decimal to scientific notation and vice versa. Be able to perform simple mathematical operations with numbers in scientific notation. Uncertainty and Precision Determine the number of significant figures in a given number. Be able to provide a result of a measurement with the correct number of significant figures. Determine the correct number of significant figures for a result of simple mathematical operations: operational rules and rounding. Density Define density as the mass of a volume unit. Write the equation defining density, linking density, mass and volume. Using this equation, from known two propensities calculate unknown one. Page 1 of 6 CHM101 Lecture Outline and Objectives Dr. Miroslav Rezac Chapter 3 – Classification of Matter Description of matter Define matter. Describe three physical states. Classification of matter - mixtures Be able to explain difference between pure substance and mixture. Be able to describe and recognize homogeneous and heterogeneous mixture in term of their properties. Classification of matter – pure substances Explain the difference between an element and a compound. Be able to recognize either from their properties. Explain the term “molecule”. Be able to classify a sample of matter from provided properties. Know relationship between name and symbol of an element. Memorize symbols of selected elements. Explain difference between metals and nonmetals. Chemical formulas Be able to interpret a chemical formula and interrelate formulas and number of atoms present. Be able to describe formula as an element or a compound based on its composition. Chapter 4 – Properties of Matter Properties and changes of matter Be able to point out differences between physical and chemical properties. Be able to give examples of both. Be able to define a physical change and give examples. Define chemical change and give examples. Explain law of conservation of mass. Energy Define energy. Describe potential and kinetic energy. Explain difference between “heat” and “temperature”. Be able to link E and T using specific heat. Law of conservation of energy Exam #1 ***************************************************************************** Page 2 of 6 CHM101 Lecture Outline and Objectives Dr. Miroslav Rezac Unit #2 Chapter 5 – Early Atomic Theory and Structure Atoms and Molecule Describe Greco-Daltonian atom. Explain how atoms aggregate to form molecules. Know properties of electric charge. Explain the term “ion”. Please name the three subatomic particles. Describe Thompson (“raisin muffin”) model of atom. Describe Rutherford model of atom. Atomic mass Explain the term “atomic number”. Explain the term isotope in terms of atomic composition. Explain the term “atomic mass” and “average atomic mass”. Name the instrument which can measure mass of an atom or of a molecule. Chapter 10 – Modern Atomic Theory and the Periodic Table Bohr model of atom Relate structure of atom to that of solar system. Explain the term quantum; ground state. Quantum mechanical model of atom Explain terms “shell”, “subshell” and “orbital” in terms of geometry and energy. Relate orbital and energy of an electron. Define electron spin. Describe s and p orbital. Write an electron configuration and orbital diagram for a given number of electrons. Recognize valence electrons in orbital diagram and know their role. Periodic table Define “group” and “period”. Locate regions of the Periodic Table (PT) populated by representative and transition elements, by metals and non-metals. Use PT to obtain atomic number and average atomic mass for any element. Determine number of valence electrons and valence shell number of any representative element from its location in MPT. Using MPT, write orbital diagram of any representative element. Chapter 11 - Chemical Bonding Octet rule Use Lewis “dot” notation to show valence electrons. For representative elements, be able to predict the most stable ion formed. Page 3 of 6 CHM101 Lecture Outline and Objectives Dr. Miroslav Rezac Formation of ionic compounds Be able to describe ionic compound formation as a transfer of valence electrons between two atoms. Derive chemical formula of ionic compound formed by two ions of a give charge. Recognize ionic compound by simultaneous presence of metal and non-metal. Covalent bond Discuss covalent bond as an overlap of orbitals, resulting in electron octet. Explain difference between and bonds. Draw Lewis structures of molecules; be able to interpret the “hyphen” as a bonding orbital containing two electrons. In a Lewis structure be able to correctly count the number of bonding and non-bonding electrons. Describe multiple bond in terms of multiple bonding orbitals between two atoms. Polarity Explain polar bond in terms of asymmetric electron distribution. Explain electronegativity as the ability of an atom to attract electrons. Relate non-polar covalent and ionic bond as two extremes. Polyatomic ions Memorize names and formulas of selected polyatomic ions. Derive formulas of ionic compounds containing polyatomic ions and name them. VSEPR theory Distinguish between bonding and non-bonding electron pairs as “occupants” of space around the central atom. Be able to deduct shape of molecule applying the requirement for “maximum spatial separation” thereof. Exam #2 ***************************************************************************** Unit #3 Chapter 6 – Nomenclature Binary compounds Name ions derived from representative elements. Name binary ionic compounds formed from these ions. For ionic compounds of transition elements: from a known name derive formula and ionic charge, from known ionic charge derive name and formula, from known formula derive name and ionic charge. Name binary compounds formed of two non-metals. Page 4 of 6 CHM101 Lecture Outline and Objectives Dr. Miroslav Rezac Polyatomic ions Memorize names and formulas of selected polyatomic ions. Generate formulas of compounds containing polyatomic ions. Name compounds containing polyatomic ions. Chapter 7 - Quantitative Composition of Compounds Formula mass Be able to calculate formula mass of any molecule when given its formula and MPT. The mole Be able to define a mole. Be able to calculate number of molecules in one mole of a substance. Be able to interconvert number of moles and number of objects. Molar mass Be able to calculate molar mass of any substance given its formula and MPT. Percent composition of compounds For any give compound be able to calculate its percent elemental composition. Empirical Formula Explain difference between empirical and molecular formula. Calculate empirical formula from known elemental composition. Calculate molecular formula from known empirical formula and molar mass. Chapter 8 – Chemical Equations Chemical equations Be able to recognize reactants and products in any given chemical equation. Be able to balance a chemical equation. Be able to interpret chemical equation in terms of single molecules and in terms of moles. Types of chemical equations Distinguish four basic types of reactions. Recognize neutralization. Chemical reactions and energy Interpret chemical equation with heat included. Define “heat of reaction”. Explain term “activation energy”. Interpret reaction energy diagrams. Exam #3 ***************************************************************************** Page 5 of 6 CHM101 Lecture Outline and Objectives Dr. Miroslav Rezac Unit #4 Chapter 8 – Calculation from Chemical Equations Calculations using chemical equations Calculate the amount of product formed or reagent needed. Be able to recognize a limiting reagent and apply this information to calculation of amount of product. Chapter 12 – Gaseous State of Matter Kinetic molecular theory of matter Be able to explain how the average speed of particles of a gas depends on temperature. Gas Law Variables Explain pressure of a gas in terms of particles impacting container wall. Memorize different units of pressure. Boyle Law Be able to calculate a new pressure resulting from changing volume and vice versa. Charles’s and Gay-Lussac Laws Be able to calculate changes of volume and pressure resulting from changes of temperature Combined Gas Law For p, V and T, be able to calculate changes of the third variable when the two other are known. Ideal Gas Law Be able to relate n, p, V, T by ideal gas law and calculate the fourth variable when three are provided. Gas stoichiometry. Memorize the volume of 1 mole of ideal gas under normal conditions. Apply to reaction stoichiometry. . Exam 4 ***************************************************************************** Page 6 of 6