ACS Final Exam Study Guide

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Chapter 1 Definition of Chemistry States of matter Matter: Elements, Compounds, Mixtures (Homogeneous and Heterogeneous) Examples *Intensive and Extensive properties (see Chapter 11 Lecture Notes) SI Prefixes Conversion: kg to pounds, Temperature Difference between accuracy and precision Chapter 2 Postulates of Dalton’s Atomic Theory J.J. Thompson’s Cathode Ray Tube experiment (know the experiment and result) Millikan’s Oil Drop experiment (know the experiment and result) Rutherford’s Gold foil experiment (know the experiment and result) Definition of isotopes and examples of three elements with isotopes Names and formulas of Inorganic (Ionic) compounds Names and formulas of Cations and Anions including Polyatomic Ions (Tables 2.4, 2.5, 2.6, 2.7, & 2.8). See my lecture notes. Names and formula of molecular compounds Writing and balancing chemical equations Chapter 3 Relationship between mole, molar mass, and Avagadro's number (Calculations) Calculations of empirical and molecular formula (percentage composition) Everything dealing with Stoichiometry (amounts of reactants and products) Determination of a limiting reagent in a reaction and using it properly in a calculation Calculation of percent yield in a reaction Chapter 4 Definition of an electrolyte Examples of compounds that are strong electrolytes, weak electrolytes or non-electrolytes Net Ionic Equations (know how to predict products of precipitation reactions and the solubility rules) Definition of an acid and examples of mono-, di- and tri-protic acids Definition of a base Example of a neutralization reaction Oxidation-Reduction reactions (OIL RIG or LEO goes GER). Know oxidizing agent and reducing agent Balancing Oxidation-Reduction reactions Calculation of molarity and using molarity to find yield of a product in a reaction Definition and an example each for combustion, decomposition, combination reactions

ACS Final Exam Study Guide