126 – 150 of 212 Classroom Resources

• 

  VSEPR Theory, Molecular Structure, Molecular Geometry | High School

  Activity: VSEPR Modeling Mark as Favorite (76 Favorites)

  In this activity, students construct physical models of molecular shapes. However, students are not told what the preferred arrangements of electron pair domains are. Instead, they derive the arrangements. Students are given the opportunity to conceptualize what is happening when one electron pair domain acts upon another, and to understand how those interactions result in the molecular geometries predicted by VSEPR theory.

• 

  Electromagnetic Spectrum, Redox Reaction, Molecular Structure, Law of Conservation of Energy, Half Reactions, Oxidation Number, Oxidation, Reduction, Intermolecular Forces | High School

  Lesson Plan: Fading Away Mark as Favorite (16 Favorites)

  In this lesson students will explore photodegradation of color. First, students will view how fading of paint has affected Van Gogh’s great works of art and the efforts that are being taken to conserve these works. While exploring, students will actively engage in research to relate the fading process to redox reactions, X-Ray diffraction, solute-solvent interactions, and light/energy calculations. Students will then act as an Engineering Task Force and brainstorm to identify how photodegradation affects modern day objects and plan how to address their fading in an effort to market to the airliner Jetstar

• 

  Mixtures, Solute & Solvent, Intermolecular Forces, Intermolecular Forces, Molecular Formula, Molecular Structure, Polymers, Electromagnetic Spectrum | Middle School, High School

  Video: What is Paint? Video Mark as Favorite (17 Favorites)

  This video investigates the composition of paint, while analyzing the fundamental chemistry principles of its main components. Students will learn about the differences between three common paint types, water colors, oil-based and acrylic paint as well as the chemistry of each.

• 

  Electromagnetic Spectrum, Molecular Structure, Mixtures | Middle School, High School

  Video: What are Pigments? Video Mark as Favorite (14 Favorites)

  This video discusses the chemistry of pigment molecules and how they are used to give paints their specific color. Students will learn about the importance of a pigment’s molecular structure, how they are physically suspended to create a paint color, as well as how they interact with light.

• 

  Periodic Table, Elements, History, Subatomic Particles, Atomic Mass, Ionic Bonding, Covalent Bonding | Middle School, High School

  Project: Exploring Elements Mark as Favorite (43 Favorites)

  In this project, students will select an element and then use Ptable.com to explore aspects of the element including its periodicity, electron configuration, history, and uses in industry.

• 

  Periodic Table, Electronegativity, VSEPR Theory, Polarity, Molecular Structure | High School

  Activity: Making Connections between Electronegativity, Molecular Shape, and Polarity Mark as Favorite (80 Favorites)

  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.

• 

  Metallic Bonding, Electrons, Electricity, Electrostatic Forces | High School

  Demonstration: Metallic Bonding & Magnetics Mark as Favorite (27 Favorites)

  In this demonstration students will observe how electrons flow through a metal in an example of metallic bonding. Using tubes made of different metal materials as well as one made of plastic, in combination with a rare earth magnet (neodymium magnet) the teacher will demonstrate how electrons will flow freely through a metal and create a magnetic field.

• 

  Polymers, Phase Changes, Physical Properties | Middle School

  Lab: Changing a Monomer to a Polymer! Mark as Favorite (7 Favorites)

  In this lab, students will have the opportunity to see the complexity of the different phases of matter. This lab will allow students to investigate polymers and physical properties, while connecting these concepts to the phases of matter. Students will also better understand that some substances are not easily identified as a particular phase of matter and that some substances can have characteristics of more than one phase of matter.

• 

  Mixtures, Polarity, Observations, Physical Properties | Elementary School

  Demonstration: Colorful Milk Mark as Favorite (1 Favorite)

  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.

• 

  Balancing Equations, Conservation of Mass, Molecular Formula | Middle School, High School

  Lesson Plan: Counting Atoms & Balancing Equations Mark as Favorite (84 Favorites)

  In this lesson, students will learn how to count atoms and how to balance chemical equations using videos, simulations and games.

• 

  Buffers, Solubility, Molecular Structure | High School

  Lab: Aspirin Tablets: Are they all the Same? Mark as Favorite (55 Favorites)

  In this lab, students will design an experiment to test the time and completeness of dissolution of various types of aspirin in different pH environments.

• 

  Ionic Bonding, Covalent Bonding, Melting Point, Molecular Structure | High School

  Lab: Ionic vs. Covalent Compounds Mark as Favorite (155 Favorites)

  In this lab, students will compare two seemingly similar substances, salt and sugar. Through melting a sample of each substance and analyze of their chemical composition, students will draw conclusions regarding ionic and covalent compounds.

• 

  Subatomic Particles, Model of the Atom, Elements, Molecular Formula | Middle School, Elementary School

  Project: What's It Made Of? Mark as Favorite (15 Favorites)

  In this project each student will conduct research to discover what compounds, molecules, and elements make up a basic everyday object of their choice. The student will create a poster detailing what the object is made of, including a Bohr model. The student will also create a question about their object’s atomic structure for their peers as part of a culminating project gallery walk to observe, discuss, and learn about each poster.

• 

  Chemical Change, Molecular Structure | Middle School

  Lab: Detecting Fats and Starches in Food Mark as Favorite (6 Favorites)

  In this lab, students will identify fats and starches in a variety of foods. Since we eat many complex foods which contain mixtures of carbohydrates (e.g. sugars and starches), fats, and proteins, conducting food tests will enable the students to determine the make up of a certain food.

• 

  Covalent Bonding, Naming Compounds, Molecular Formula, Lewis Structures | High School

  Activity: Molecular Compound Dice Mark as Favorite (93 Favorites)

  In this activity students will use dice and element cards to name molecular compounds and draw their Lewis dot structures.

• 

  Ionic Bonding, Covalent Bonding, Molecular Formula, Naming Compounds, Stoichiometry, Limiting Reactant, Classification of Reactions | High School

  Activity: Isn't it Ionic Mark as Favorite (57 Favorites)

  In this activity students will form ionic compounds and covalent compounds using clues and questions. Students are going to then develop their own stoichiometric problems and have other groups attempt to solve it.

• 

  Ionic Bonding, Net Ionic Equation | High School

  Lab: The pH of Salts Mark as Favorite (17 Favorites)

  In this lab, students will determine whether an aqueous solution is acidic, basic, or neutral. Students will write net ionic equations for the hydrolysis of a solution.

• 

  Ionic Bonding, Covalent Bonding, Physical Properties | High School

  Lab: You Light Up My Life! Mark as Favorite (121 Favorites)

  In this lab, students will participate in a guided inquiry in which they will test different physical properties, such as conductivity and solubility of given samples. This lab can be used to introduce ionic, covalent and metallic bonds as well as their properties. This lab should help students make connections between the types of bonds, differentiate between them, as well as help to better understand the nomenclature of ionic and covalent compounds.

• 

  Ionic Bonding, Lewis Structures, Naming Compounds | Middle School, High School

  Activity: Ionic Bonding Puzzle Mark as Favorite (148 Favorites)

  In this activity, students match puzzle pieces to create neutral ionic compounds. Once they have made a neutral ionic compound they can use electron dot diagrams to show the formation of the compounds. Finally they will name the ionic compounds.

• 

  Physical Properties, Molecular Structure, Polarity | High School, Middle School

  Activity: What Makes Water So Special? Mark as Favorite (56 Favorites)

  In this activity, students will become familiar with the special properties of water by completing several activities that investigate the following physical properties/phenomena: cohesion, adhesion, surface tension, and capillary action.

• 

  Molecular Structure , Molecular Structure, Molecular Formula, Naming Compounds, Chemical Bond, Interdisciplinary, Introduction | Middle School, High School

  Activity: Modeling Carbohydrates Mark as Favorite (17 Favorites)

  In this activity, students will identify that organic compounds contain carbon and other elements such as hydrogen and oxygen. They will investigate the structure of different organic and inorganic compounds and model several molecules, including a carbohydrate molecule. They will use their models to help understand how larger molecules are broken down into smaller molecules.

• 

  Polymers, Chemical Change, Conservation of Matter, Phase Changes | Elementary School

  Lesson Plan: Making Slime Mark as Favorite (3 Favorites)

  In this lesson, students explore the science behind chemical reactions as well as the processes used by chemical engineering principles to develop new materials. The idea that mixing two substances can result in an explosion, the release of gas, and the formation of an entirely new substance is both fascinating and mysterious to most young students.

• 

  Periodic Table, Orbitals , Electrons, Electron Configuration, Atomic Radius, Ionic Bonding, Covalent Bonding | High School

  Activity: Planet P-10 Mark as Favorite (37 Favorites)

  In this activity, students will create a periodic table using the unusual orbital rules elements follow on an imaginary planet called P-10 and identify periodic trends.

• 

  Molecular Formula, History, Covalent Bonding, Molecular Structure, Physical Properties, Chemical Properties | High School

  Activity: Molecule of the Week Mark as Favorite (41 Favorites)

  In this activity, students research and present a molecule they find relevant to real life, either in the past or present. They must submit notes to the teacher the day before they present their findings in five to 10 minutes to their chemistry class.

• 

  Solubility, Solute & Solvent, Mixtures, Intermolecular Forces, Intermolecular Forces, Polarity, Molecular Geometry | Elementary School, Middle School, High School

  Animation: Solubility Animation Mark as Favorite (83 Favorites)

  This animation explores how ionic and molecular compounds dissolve (or don’t) in water. Students will see that if an ionic compound such as salt dissolves, the ions dissociate, whereas the molecules in a molecular compound such as sugar remain intact but are separated from one another by water molecules. They will also see that some ionic compounds such as chalk do not dissolve, and the cations and anions remain stuck together. **This video has no audio**