Introduction to the Atom
Summary
Orbitals and Electrons
Summary
Periodic table, trends, and bonding
Summary
Chemical reactions (stoichiometry)
Summary
Ideal gas laws
Summary
States of matter
Summary
Reaction rates
Summary
Acids and bases
Summary
Oxidation reduction
Summary
Radioactive decay
Summary
Elements and Atoms
How elements relate to atoms. The basics of how protons, electrons and neutrons make up an atom.
Introduction to the atom
The atom, proton, neutron and electron
Orbitals
An introduction to orbitals
More on orbitals and electron configuration
More intuition on orbitals. Touching on electron configuration.
Electron configurations
Introduction to using the periodic table to determine electron configurations
Electron configurations 2
Figuring out configurations for the d-block elements
Valence Electrons
Looking at valence electrons to figure out reactivity
Groups of the Periodic Table
Properties of alkali, alkaline earth and transition metals. Halogens and noble gases.
Valence Electrons
Looking at valence electrons to figure out reactivity
Periodic Table Trends: Ionization Energy
What an ion is. Using the periodic table to understand how difficult it is to ionize an atom.
Other Periodic Table Trends
Electronegativity, metallic nature and atomic radius.
Ionic, Covalent, and Metallic Bonds
Introduction to ionic, covalent, polar covalent and metallic bonds.
Molecular and Empirical Formulas
Introduction to molecular and empirical formulas. Calculating molecular mass.
The mole and avogadro's number
Introduction to the idea of a mole as a number (vs. an animal).
Formula from mass composition
Figuring out the empirical formula from a molecules mass composition.
Another mass composition problem
Another exercise converting a mass composition to an empirical formula.
Balancing chemical equations
The art of balancing equations in chemistry!
Stoichiometry
Introduction to stoichiometry.
Stoichiometry example problem 1
Figuring grams of reactants and product produced from reaction of phosphorous and chlorine.
Stoichiometry Example Problem 2
Summary
Stoichiometry: Limiting reagent
Stoichiometry problem where we have a limiting reagent!
Limiting reactant example problem 1
Limiting Reactant Example Problem 1
Spectrophotometry Introduction
Spectrophotometry, Transmittance, Absorbance and the Beer-Lambert Law
Spectrophotometry Example
Spectrophotometry Example - Determining concentration based on absorbance
Ideal Gas Equation: PV=nRT
Intuition behind the ideal gas equation: PV=nRT.
Ideal Gas Equation Example 1
Figuring out the number of moles of gas we have using the ideal gas equation: PV=nRT.
Ideal Gas Equation Example 2
PV/T is a constant. Figuring out the volume of an ideal gas at standard temperature and pressure (STP).
Ideal Gas Equation Example 3
Figuring out the mass of Oxygen we have.
Ideal Gas Equation Example 4
Figuring out the molar mass of a mystery molecule at STP.
Partial Pressure
Figuring out the partial pressures of various gases in a container.
Vapor Pressure Example
Vapor pressure example using the Ideal Gas Law
States of Matter
Introduction to the states or phases of matter.
States of Matter Follow-Up
More on Plasma and Hydrogen bonds.
Specific Heat, Heat of Fusion and Vaporization
Summary
Chilling Water Problem
Summary
Phase Diagrams
Summary
Van Der Waals Forces
Summary
Covalent Networks, Metallic, and Ionic Crystals
Summary
Vapor Pressure
Summary
Suspensions, Colloids and Solutions
Summary
Solubility
Solubility of salt and gas solutes in liquid solvent.
Boiling Point Elevation and Freezing Point Suppression
Raising or lowering the boiling or freezing point of a solution by adding solute.
Change of State Example
Specific Heat Capacity and Enthalpy of Vaporization example
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