General Chemistry 1
General Information:
This page has a compilation of key concept videos created by private individuals and/or professional teams online that describe key concepts for each chapter covered in General Chemistry I (CHEM 105) course.
Textbook for this course:
Chemistry 2e - OpenStax
Quizzes and practice problems:
Chem 101 (Aktiv) will be used for all quizzes, in-class activities and practice problems for this course. Note that this is a paid access.
10 Liquids and Solids
Clausius-Clapeyron equation problem-solving
Chapter 8 - Advanced Theories of Covalent Bonding
Rules for electron orbital filling - Pauli's exclusion principle, Aufbau principle, Hund's rule
Filling electrons in orbitals - cool example, example 2
Electronic configuration - Example
Shielding and effective nuclear charge
Electron shielding/penetration (until 3 min 45 sec)
Drawing the resonance structure (of nitrate) - Formal charge of nitrate
Chapter 7 - CHEMICAL BONDING AND MOLECULAR GEOMETRY
(1.25x or higher playback speed recommended for most videos)
Polar bonds - electronegativity and polarity
Chapter 6 - Electronic Structure and Periodic Properties of Elements
Wavelength, frequency and energy
Electromagnetic spectrum (1.5x speed better)
Diffraction and interference of waves
Bohr's model and Emission spectrum - demo
Quantum mechanical model of an atom (watch until 13:00)
Schrodinger's equation and orbitals
Quantum numbers (1.25x or 1.5x speed better)
Periodic trends - atomic radius, ionization, electronegativity
Chapter 5 - Thermochemistry
Watch, option to summarize:
Chapter 4 - Stoichiometry of Chemical Reactions
Balancing chemical equations - Introduction
Practice 1
Practice 2
Mole ratio - practice problems
Solution stoichiometry problems
Complete and net ionic equations
Chapter 3 - Composition of Substances And Solutions
Grams to molecules conversions
Formula mass vs molecular formula vs molar mass
Combustion analysis problems: CH compounds, CHO compounds, Additional examples
Solution concentration -problems (not mandatory to summarize)
Chapter 2 - Atoms, Molecules and Ions
Demonstration of the law of conservation of mass
Isotope abundance and atomic mass calculations
Type II Ionic compound nomenclature (practice problems)
Molecular compound nomenclature
Extra:
Observation of cathode rays (discovery of electrons)
Millikan's oil drop experiment
Chapter 1 - Essential Ideas
Types of energy - simple summary