Classroom Resources: Molecules & Bonding
1 – 25 of 32 Classroom Resources
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Polarity, Ionic Bonding, Electronegativity, Bond Energy, Intramolecular Forces, Lewis Structures | High School
Lesson Plan: Bond Strength of Ionic Salts
In this lesson, students will discover that dissolving salts changes the temperature of a solution even though it is a physical change. Students will first collect data during an investigation to compare the temperature change when dissolving three different salts (NaCl, KCl, and CaCl2). Then students will use magnets to construct an explanation of the temperature change based on collision of particles and properties of the metals.
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Observations, Chemical Change, Polarity, Physical Change, Molecular Structure, Chemical Change, Lewis Structures | High School
Lab: DIY Triiodide
In this lab, students will investigate how iodine interacts with various substances. They will use color changes to justify whether a chemical or physical change is taking place. This activity is referenced in the October 2019 ChemMatters article called “Cash, Chemistry, and Counterfeiting.”
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Polarity, Covalent Bonding, VSEPR Theory, Electronegativity, Lewis Structures | High School
Activity: Properties of Common Molecular Substances
In this activity, students will apply their knowledge of molecular polarity, shape, and intermolecular forces to explain the differences in properties between different covalent substances.
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Intermolecular Forces, Polarity, Covalent Bonding, Ionic Bonding, Molecular Structure, Metallic Bonding, Intramolecular Forces | High School
Project: Problem-Solving with Materials
In this project, students will develop a presentation to explain how and why a specific material can solve a problem. The explanation will involve researching the properties of the material and how its properties are suited for solving a specific problem.
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Polarity, Covalent Bonding, Electronegativity | High School
Activity: Modeling Bond Polarity
In this activity, students will model the pull of electrons in a bond between two elements, demonstrating covalent bonding. In particular differentiating between polar and nonpolar bonds.
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Polarity, Covalent Bonding, VSEPR Theory, Electronegativity, Lewis Structures | High School
Activity: Modeling Molecular Polarity
In this activity, students will use electronegativity values and their knowledge of covalent bonding to model the bonds in a molecule. Using this information they will learn how to determine the overall polarity of a molecule.
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Intermolecular Forces, Polarity, Covalent Bonding, Lewis Structures | High School
Lab: Exploring Intermolecular Forces and Properties of Liquids
In this lab, students will compare and assess the effects of polarity and intermolecular forces of different liquid samples.
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Solubility, Intermolecular Forces, Polarity, Covalent Bonding, Solute & Solvent, Intermolecular Forces | High School
Activity: T-Shirt Chromatography
In this activity, students will learn about solubility, saturation, polarity, and intermolecular forces through chromatography techniques.
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Melting Point, Intermolecular Forces, Polarity, Boiling Point, Molecular Geometry | High School
Activity: Examining the Strength of Intermolecular Forces of Attraction
In this activity, students will be able to understand the strength of the attractions of the three intermolecular forces (IMFs) and use this information to help identify physical properties of molecules (such as melting point, boiling point or states of matter).
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Intermolecular Forces, Polarity, Naming Compounds, Molecular Formula, Covalent Bonding, Ionic Bonding, Molecular Structure, VSEPR Theory, Molecular Geometry, Resonance, Electronegativity, Metallic Bonding | High School
Lesson Plan: Chemical Bonding Unit Plan
The AACT high school classroom resource library has everything you need to put together a unit plan for your classroom: lessons, activities, labs, projects, videos, simulations, and animations. We constructed a unit plan using AACT resources that is designed to teach Chemical Bonding to your students.
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Physical Properties, Intermolecular Forces, Polarity, Physical Change, Molecular Structure, Molecular Structure , Chemical Properties, Molecular Geometry | High School
Lesson Plan: An Exploration of Intermolecular Forces
In this lesson students will explore intermolecular forces, and their associated effect on physical and chemical properties. Students will experiment with volatile liquids to investigate their predictions about intermolecular strength.
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Polarity, Covalent Bonding, VSEPR Theory, Valence Electrons, Atomic Radius, Electronegativity, Lewis Structures | High School
Project: Molecular Modeling
In this project, students will research a molecule selected from the teacher approved list, construct a three-dimensional model of the molecule, and present their research to the class in a 7-10 minute oral presentation.
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Intermolecular Forces, Polarity, Molecular Geometry | High School
Lesson Plan: The Great Race: A Study of van der Waals Forces
In this lesson students will investigate intermolecular attractive forces, van der Waals forces. They will construct models of specified molecules and use the models to identify the van der Waals forces that exist between molecules of each substance (London dispersion forces, dipole-dipole forces and hydrogen bonds). Then, using manometers, teams will perform a series of races to determine which substance has the stronger van der Waals forces.
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Polarity, Periodic Table, Molecular Structure, VSEPR Theory, Electronegativity | High School
Activity: Making Connections between Electronegativity, Molecular Shape, and Polarity
In this activity, students will find the electronegativity values of a variety of elements, draw the Lewis structures of select molecules that are made with those elements, and identify the molecular shape of each molecule. Students will then be asked to determine if the molecules are polar or nonpolar based on the electronegativity values of the atoms and the molecular shape. Students will use Ptable.com to find information about atoms and molecules and connect what they find to observable properties.
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Observations, Physical Properties, Mixtures, Polarity | Elementary School
Demonstration: Colorful Milk
In this demonstration, students will observe as the teacher creates several colorful mixtures. Using food coloring, water and milk, students will watch the colors swirl and mix. Students will have the opportunity to make a prediction about what will happen to the colors when a sample of soap is introduced to the mixture.
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Physical Properties, Polarity, Molecular Structure | High School
Activity: What Makes Water So Special?
In this activity, students will become familiar with the special properties of water by completing several activities that investigate the following physical properties: cohesion, adhesion, surface tension, and capillary action.
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Mixtures, Solubility, Intermolecular Forces, Polarity, Solute & Solvent, Intermolecular Forces, Molecular Geometry | High School, Middle School, Elementary School
Animation: Solubility Animation
In an animation, students will have an opportunity to visualize on the particulate level how solubility works. Examples of ionic compounds and a polar covalent compound show how when water is attracted to charged parts, they dissolve, and when they're not attracted to charged parts they stay solid. **This video has no audio**
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Polarity, Molecular Formula, Covalent Bonding, Ionic Bonding | High School, Middle School, Elementary School
Animation: Bonding Animation
"In this animation, students will visualize how different chemical bonds form. Examples of ionic, covalent, and polar covalent bonds are animated, and then students are given a sample of compounds to predict the bonding types. **This video has no audio**"
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Intermolecular Forces, Polarity, Covalent Bonding, Ionic Bonding, Electronegativity, Metallic Bonding | High School
Activity: James Bonded
In this activity, students create a video of collisions that represent chemical reactions.
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Chemical Change, Intermolecular Forces, Polarity, Polymers, Molecular Structure, Intermolecular Forces, Scientific Method, Monomer | Middle School
Lesson Plan: Watch the Baby! Superabsorbent Polymer
In this lesson, students will learn about how polymers, specifically superabsorbent polymers, work. Through lab activities, students will investigate polymer properties.
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Intermolecular Forces, Polarity, Physical Change, Intermolecular Forces | High School
Activity: Intermolecular Forces Activity
In this activity, students will represent molecules and energy to investigate the different types of intermolecular forces.
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Intermolecular Forces, Polarity, Physical Change, Molecular Motion, Molecular Motion, Intermolecular Forces | High School
Activity: Simulation Activity: Intermolecular Forces
In this activity, students will use a simulation to investigate different types of intermolecular forces (London dispersion and dipole-dipole). In the analysis that follows the activity, they will relate IMFs (including hydrogen bonding) to physical properties (boiling point and solubility).
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Intermolecular Forces, Polarity, Molar Mass, Intermolecular Forces, Boiling Point, Heat of Vaporization | High School
Lab: Heat of Vaporization
In this lab, students test whether a substance’s heat of vaporization is determined by its molar mass, the strength of its intermolecular forces, or both.
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Observations, Physical Properties, Mixtures, Solubility, Intermolecular Forces, Polarity, Identifying an Unknown, Intermolecular Forces, Chemical Properties, Intramolecular Forces, Mixtures | High School
Lab: Solubility & Compound Type
In this lesson, students determine whether unknown substances are polar, nonpolar, or ionic by testing their solubilities.
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Density, Physical Properties, Mixtures, Solubility, Freezing Point, Polarity, Phase Changes, Intermolecular Forces, Colligative Properties, Intermolecular Forces, Freezing Point Depression, Mixtures | High School
Lesson Plan: Fuel Line Antifreeze
In this lesson students will explore the role of a gasoline additive, fuel line antifreeze (generally methanol or 2‑propanol), in reducing the potential of water to block fuel lines in freezing weather. Students will prepare test tube models of water-contaminated fuel tanks and explore the effect of adding different types of fuel line antifreeze. This lesson can be used to bolster concepts about miscibility, density, intermolecular forces, phase changes (freezing), and colligative properties (freezing point depression).