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Study type: Online

Starts: Anytime

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Welcome to Chemistry!

This course includes video lectures, class notes, quizzes, and extra exercises regarding the following chapters:

Some preliminary math concepts

Working with exponents

Scientific notation

Chapter 1: Introductory concepts


The states of matter

Physical and chemical properties

Physical and chemical changes

Energy in chemistry

Energy conversion

International system of units (SI)

Common decimal prefixes used with SI units

Common SI-English equivalent quantities

Conversion factors


Temperature scales

Extensive and intensive properties

Exact numbers

Significant figures

Rounding off numbers

Precision, accuracy, and error

Chapter 2: Atomic structure

Dalton´s atomic theory

General features of the atom

Atomic symbol, number, and mass


Electromagnetic radiation

Properties of electromagnetic waves

The electromagnetic spectrum

Energy and frequency

The Bohr model of the hydrogen atom

The de Broglie hypothesis

The Heisenberg´s uncertainty principle

The quantum mechanical model of the atom

Quantum numbers and the exclusion principle

Factors affecting atomic orbital energies

Splitting of levels into sublevels

Electron configurations and orbital diagrams

The Aufbau principle

The exclusion principle

Hund´s rule

Condensed configuration

Electron configuration and groups

Categories of electrons

Trends in the periodic table: atomic size

Trends in the periodic table: ionization energy

Trends in the periodic table: electron affinity

Size of cations and anions

The inert pair effect

Diagonal relationships

Chapter 3: Ionic bonding

The formation of an ionic compound

Lewis dot symbols

Ionic size vs atomic size

Monoatomic ions

Naming binary ionic compounds

Polyatomic ions

Properties of ionic compounds

Chapter 4: Metallic bonding

Properties of metals

The electron sea model

Band theory of metals

Chapter 5: Covalent bonding


The octect rule

Lewis structures

Properties of a covalent bond: bond order, bond energy, and bond length

VSEPR theory

Resonance structures

Formal charges

Oxidation number

Exception to the octect rule

The valence bond (VB) theory

Hybridization of atomic orbitals

The molecular orbital theory

The correlation between molecular shape and molecular polarity

Importance of molecular polarity

Chapter 6: Stoichiometry

Chemical equations

Balancing a chemical equation

The law of mass conservation

The mol

Molar mass

Mass percent of an element from a chemical formula

Law of constant composition

Law of multiple proportions

Empirical and molecular formulas

Limiting reactant

Reaction yields

Chapter 7: Three major classes of chemical reactions

Water as a solvent

Concentration of solutions and molarity


Precipitation reactions

Solubility rules

Acid-base reactions

pH scale

Acid-base titrations

Reduction-Oxidation (RedOX) reactions

Rules for assigning an oxidation number

The activity series of the metals

Balancing simple redox reactions

Types of redox reactions

Chapter 8: Ideal and real gases

Properties of gases

Gas pressure

Common units of pressure

Instruments used to measure pressure

Kinetic molecular theory

The gas laws

Boyle´s law

Charles´ law

Avogadro´s law

Gas behavior at standard conditions

The ideal gas law

The ideal gas law and gas density

Molar mass from the ideal gas law

Mixtures of gases

Molecular speeds

Kinetic energy and gas behavior

Graham´s law of effusion

Diffusion of gases

Real gases

Molar volume of some common gases at STP conditions

van der Waals equation

Chapter 9: Thermochemistry

Transfer and interconversion of energy

The law of energy conservation

Units of energy

Sign convention for q, w, and ΔE

Pressure-volume work


Enthalpy of exothermic and endothermic processes


Specific heat capacity

Calorimetry at constant pressure

Calorimetry at constant volume

Stoichiometry of thermochemical equations


Standard enthalpies of formation

Calculating the enthalpy of a reaction by using bond energies

When you enroll in Chemistry you will also get:

– Lifetime access to Chemistry

– Friendly support in the Q&A section

– Udemy Certificate of Completion available for download

– 30-day money back guarantee

See you in class!

C. Samanamu, Ph.D.

Expected Outcomes

  1. This course will provide the students with a solid knowledge of chemistry related to: introductory topics, atomic structure, chemical bonding, stoichiometry, chemical reactions, and ideal and real gases