What This Document Is
This study guide is designed to help students prepare for the first exam in Hunter College CUNY’s General Chemistry I (CHEM 102) course. It covers the core concepts presented in the first seven lectures of the summer 2019 session. The guide consolidates key information to facilitate review and self-assessment before the exam.
Why This Document Matters
This resource is essential for students enrolled in CHEM 102 who want to efficiently focus their exam preparation. It’s most useful when used *in conjunction with* lecture notes, textbook readings, and homework assignments. The study guide exists to highlight the most important topics that will be assessed on the first exam, helping students prioritize their study time.
Common Limitations or Challenges
This study guide is a *review* tool, not a substitute for attending lectures or completing assigned work. It provides a condensed overview and does not offer in-depth explanations or practice problems beyond what is explicitly stated. Students should not rely on this guide as their sole source of information.
What This Document Provides
This study guide includes:
* A reminder of key conversion factors.
* Rules and examples for working with scientific notation and significant figures in calculations.
* An explanation of density and its calculation.
* An overview of the periodic table, including groups, periods, metals, nonmetals, and metalloids.
* Information about atomic structure, including protons, neutrons, and electrons.
* Definitions of atomic number, mass number, isotopes, ions, cations, and anions.
* Guidance on calculating atomic mass.
* A description of electron energy levels and sublevels.
This preview does *not* include practice problems, detailed explanations of complex concepts, or the full periodic table. It also does not include any worked examples of calculations.
