201 – 225 of 530 Classroom Resources

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  Predicting Products, Activity Series, Chemical Change, Chemical Change, Observations | High School

  Project: Wastewater Recovery Mark as Favorite (75 Favorites)

  In this project, students will analyze test results in order to design a procedure for recovering certain metals from wastewater using their knowledge of the Activity Series of Metals and single replacement reactions. Based on their analysis, students will create a proposal for presentation in an effort to recommend the best plan for reclaiming the metals from the wastewater.

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  Chemical Change, Scientific Method, Experimental Design, Observations, Inferences | Middle School, High School

  Demonstration: What Causes Yeast to Ferment? Mark as Favorite (7 Favorites)

  In this lesson, students will observe and verify molasses sugar content as a result of its ability to ferment yeast. They will compare how molasses allows yeast to ferment with other sugar solutions as well as a sugar-free solution.

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  Ionic Bonding, Covalent Bonding, Molecular Formula, Physical Properties | High School

  Lesson Plan: Investigating Properties of Ionic and Covalent Compounds Mark as Favorite (86 Favorites)

  In this lesson, students will use a PhET simulation in combination with Safety Data Sheets in order to analyze specific ionic and covalent substances. Students will then use the collected data in order to identify trends in the properties of similar substances.

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  Electromagnetic Spectrum, Identifying an Unknown | Middle School, High School

  Activity: Color Matching Paint Video Questions Mark as Favorite (5 Favorites)

  In this activity, students will watch a video and answer related questions about how technology, specifically focusing on spectrophotometry, can be used for paint matching. During the video, students will learn how the spectrophotometer interacts with the spectrum of visible light in order to match or reproduce specific paint colors.

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  Matter, Elements, Mixtures | High School, Middle School

  Animation: Classifying Matter Animation Mark as Favorite (98 Favorites)

  This animation explores definitions and examples of several broad classifications of matter, including pure substances (elements and compounds) and mixtures (homogeneous and heterogeneous). Students will see real-life examples as well as particle diagrams. This animation was featured in the November 2019 issue of Chemistry Solutions. **This video has no audio**

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  Matter, Mixtures, Elements | Middle School, High School

  Activity: Elements, Compounds, & Mixtures - Oh My! Mark as Favorite (97 Favorites)

  In this activity, students will define terms related to various kinds of pure substances and mixtures, as well as analyze and draw particle diagrams.

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  Matter, Elements, Mixtures | Middle School, High School

  Activity: Animation Activity: Classifying Matter Mark as Favorite (39 Favorites)

  In this activity, students will view an animation that explores definitions and examples of several broad classifications of matter, including pure substances (elements and compounds) and mixtures (homogeneous and heterogeneous). Students will see real-life examples as well as particle diagrams.

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  Physical Change, Chemical Change, Observations, Molecular Structure | Middle School, High School

  Lab: Determining a Chemical or Physical Change Mark as Favorite (29 Favorites)

  In this lab, students will follow a laboratory procedure that instructs them how to heat a small sample of copper(II) sulfate pentahydrate. Students will make observations in order to determine if a chemical or physical change occurs.

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  Mole Concept, History, Periodic Table | High School

  Activity: The Mole Crossword Puzzle Mark as Favorite (33 Favorites)

  In this activity, students will be challenged with clues that are related to the concept of the mole in order to complete a crossword puzzle.

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  Introduction, Interdisciplinary, History, Heat, Renewable Energy, Polymers, Molecular Structure | Middle School, High School

  Video: Frontiers of Chemistry Mark as Favorite (19 Favorites)

  This video explores new scientific developments that were made possible by the application of fundamental chemistry concepts. Students will learn about exciting advances in science and technology focused on three main topics: Solar Cells, 3D Printing and Micro Machines.

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  Molecular Formula, Ionic Bonding, Covalent Bonding, Molecular Geometry, Naming Compounds, Lewis Structures, Periodic Table, Valence Electrons, Lewis Dot Diagrams, Ions, Subatomic Particles | High School, Middle School

  Simulation: Ionic & Covalent Bonding Mark as Favorite (176 Favorites)

  In the September 2016 simulation, students investigate both ionic and covalent bonding. Students will have the opportunity to interact with many possible combinations of atoms and will be tasked with determining the type of bond and the number of atom needed to form each. Students will become familiar with the molecular formula, as well as the naming system for each type of bond and geometric shape, when applicable.

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  Electron Affinity, Atomic Radius, Ionic Radius, Ions, Atoms, Periodic Table, Model of the Atom, Subatomic Particles, Electrons, Valence Electrons | High School

  Simulation: Periodic Trends II: Electron Affinity, Atomic Radius & Ionic Radius Mark as Favorite (38 Favorites)

  The May 2016 simulation is a follow-up to the March 2016 simulation. Students will focus their investigation on the electron affinity of an atom. Through the use of this simulation students will have the opportunity to examine the formation of an anion as well as compare the atomic radius of a neutral atom to the ionic radius of its anion.

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  Atomic Radius, Ionic Radius, Ionization Energy, Valence Electrons, Periodic Table, Atoms, Electrons, Subatomic Particles, Ions, Model of the Atom | High School

  Simulation: Periodic Trends: Ionization Energy, Atomic Radius & Ionic Radius Mark as Favorite (110 Favorites)

  In this simulation for the March 2016 issue, students can investigate the periodic trends of atomic radius, ionization energy, and ionic radius. By choosing elements from the periodic table, atoms can be selected for a side by side comparison and analysis. Students can also attempt to ionize an atom by removing its valence electrons. Quantitative data is available for each periodic trend, and can be further examined in a graph.

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  Molecular Motion, Density, Physical Properties, Density, Gas Laws, Ideal Gas, Temperature, Pressure, Volume | Middle School, High School

  Simulation: Density Mark as Favorite (15 Favorites)

  The simulation for the September 2015 issue allows students to investigate the effect of changing variables on both the volume and the density of a solid, a liquid, and a gas sample. Students will analyze the different states of matter at the particle level as well as quantitatively.

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  Intermolecular Forces, Polarity, Molecular Motion, Intermolecular Forces, Molecular Motion, Physical Change | High School

  Simulation: Comparing Attractive Forces Mark as Favorite (53 Favorites)

  In the November 2014 issue, students explore the different attractive foreces between pairs of molecules by dragging the "star" image. In the accompanying activity, students investigate different types of intermolecular forces (London dispersion and dipole-dipole). In the analysis that follows the investigation, they relate IMFs (including hydrogen bonding) to physical properties (boiling point and solubility).

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  Periodic Table, Density, Elements, Atomic Mass, Atomic Radius, Electronegativity | Middle School, High School

  Activity: Organizing the Periodic Table Mark as Favorite (95 Favorites)

  In this activity, students are challenged to organize elements into the shape of the periodic table based on trends in data. Students are given a set of cards, each card representing an element, and containing five data points for consideration. The data that students will analyze includes atomic mass, atomic radius, melting point, density and electronegativity.

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  Density, Interdisciplinary, Elements | High School

  Activity: Applying Density to Earth Mark as Favorite (10 Favorites)

  In this activity, students will analyze data related to elevation and rock composition, in order to better understand the impact that density has on earth chemistry.

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  Matter, Physical Properties, Chemical Properties, Mixtures, Elements, Alloys | High School

  Lesson Plan: Observing Properties of Those Marvelous Metals Mark as Favorite (17 Favorites)

  In this lesson, students will see how metals, both pure metals and alloys, may have different physical and chemical properties. They will investigate how these properties contribute to their usefulness in manufacturing and construction.

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  Physical Properties, Molecular Structure, Intermolecular Forces | Middle School, High School

  Lesson Plan: Structure Matters Mark as Favorite (9 Favorites)

  In this lesson, students will explore the atomic level structure of various elements and compounds to determine how arrangement of atoms at the microscopic level affects macroscopic material properties.

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  Chemical Change, Physical Change, Observations, Molecular Structure, Lewis Structures, Polarity, Chemical Change | High School

  Lab: DIY Triiodide Mark as Favorite (23 Favorites)

  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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  Radiation, Electromagnetic Spectrum, Heat, Temperature, Experimental Design, Graphing, Interdisciplinary | Middle School, High School

  Lesson Plan: The Ozone Layer Mark as Favorite (8 Favorites)

  In this lesson, students will develop an explanation for the consequences of ozone depletion on Earth by planning and carrying out an investigation. Students will use analysis and interpretation of data to develop a model to explain the cause and effect of Ozone depletion on the planet Earth.

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  Lab Safety, Chemical Properties, Physical Properties | Middle School, High School

  Lesson Plan: Lab Safety and Safety Data Sheets (SDS) Mark as Favorite (5 Favorites)

  In this lesson, students will identify various safe lab practices with a focus on the importance of labeling and knowing the background safety information for all reagents used in a lab. Students will design a series of tests to determine the identity of an unknown substance using properties found on safety data sheets.

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  Density, Physical Properties, Chemical Properties, Physical Change, Chemical Change, Graphing, Alloys | Middle School, High School

  Lesson Plan: The Captivating Chemistry of Coins Mark as Favorite (7 Favorites)

  In this lesson, students will develop a better understanding of physical and chemical properties of matter by comparing the composition of different pennies. This is done by determining the density of different pennies which will be compared to the density of different metals.

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  Interdisciplinary, Elements, Molecular Structure, Molecular Formula | High School

  Activity: Discovering Minerals as Naturally Occurring Compounds Mark as Favorite (24 Favorites)

  In this activity, students will learn about the basics of earth chemistry. Students will investigate and analyze the composition of various minerals, while drawing connections to their chemistry content knowledge. Additionally, students will examine the chemical make-up of the earth’s crust and interpret associated data.

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  Lab Safety | Elementary School, Middle School, High School

  Video: Video 6: RAMP (For Teachers) Mark as Favorite (5 Favorites)

  As a teacher, there are steps you can take to make sure your students are as safe as possible while exploring and experimenting in the lab. In this video, we discuss some ideas to help you to set up a safe lab experiment. We use RAMP, the acronym for lab safety. RAMP stands for Recognize hazards; Assess risks; Minimize risks and Prepare for emergencies. RAMP is a simple yet powerful tool to help you prepare for and safely carry out any lab activity with your students.