Course Outline
Unit 1: Ionic Bonding
This unit introduces ionic bonding and the formation of ionic compounds. Students will investigate how atoms gain and lose electrons to form ions, learn how ionic bonds are created through electrostatic attraction, and explore the crystal lattice structures that characterize ionic substances. They will examine how ionic structure influences physical properties such as conductivity, brittleness, and melting point.
Topics:
- Formation of Ions
- Ionic Bonding
- Ionic Compound Formulas
- Crystal Lattices
- Properties of Ionic Compounds
Unit 2: Covalent Bonding
In this unit, students will investigate how atoms share electrons to form covalent bonds and molecules. They will learn to represent molecules using Lewis structures, distinguish between different bond types, and explore the properties of molecular compounds. Students will also examine giant covalent structures such as diamond and graphite, discovering how structure influences material properties.
Topics:
- Sharing Electrons
- Lewis Structures
- Single, Double, and Triple Bonds
- Molecular Compounds
- Covalent Networks
Unit 3: Molecular Structure and Intermolecular Forces
This unit focuses on the three-dimensional arrangement of atoms within molecules and the forces that exist between molecules. Students will investigate molecular shapes, polarity, and intermolecular attractions while exploring how these concepts influence melting points, boiling points, solubility, and other physical properties. These ideas help explain many everyday observations and chemical behaviors.
Topics:
- Molecular Shapes
- Polar and Nonpolar Molecules
- Intermolecular Forces
- Solubility and "Like Dissolves Like"
- Physical Properties of Molecular Substances
Unit 4: Metallic Bonding and Materials
In this unit, students will examine the unique bonding found in metals and discover why metals are among the most useful materials in engineering and technology. They will investigate conductivity, malleability, ductility, and alloy formation while exploring how metallic bonding explains these properties. Students will also examine the role of materials engineering in selecting and designing materials for specific applications.
Topics:
- Metallic Bonding
- Conductivity in Metals
- Malleability and Ductility
- Alloys
- Materials Engineering
Unit 5: Structure Determines Properties
The final unit brings together the major concepts of the course by examining the relationship between atomic structure and material properties. Students will compare bonding types, investigate how structure affects function, and explore advanced materials and nanotechnology. Through real-world examples, they will discover how chemistry helps scientists and engineers design materials with specific characteristics.
Topics:
- Comparing Bond Types
- Bonding and Physical Properties
- Structure and Function
- Nanomaterials and Advanced Materials
- Bonding in the Real World
Final Challenge
Apply your understanding of chemical bonding and structure to investigate real-world materials and technologies. Students will analyze substances based on their atomic structure, predict their properties, compare different materials, and evaluate how bonding influences the design and performance of products used in science, engineering, medicine, and everyday life.