Classroom Resources: Chemistry Basics

251 – 268 of 268 Classroom Resources

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  Physical Properties, Mixtures, Molecular Structure, Mixtures | Elementary School, Middle School, High School

  Demonstration: Analyzing Mixtures

  In this demonstration, the teacher will create a sequence of mixtures in a single test tube. Water, oil, food coloring and soap will be used in this demonstration to introduce the concepts of heterogeneous and homogeneous solutions as well as the idea of miscibility. Students will also have the opportunity to analyze the properties, such as surface tension of each component used.

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  Physical Properties, Identifying an Unknown, Chemical Change, Chemical Change, Scientific Method, Chemical Properties, Experimental Design | Middle School, High School

  Lab: As Easy as Pie

  In this lab, students will use chemical and physical properties to identify an unknown powder.

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  Observations, Inferences, Chemical Change, Classification of Reactions, Chemical Change, Reduction, Redox Reaction, Oxidation, Electron Transfer, Electrons, Ions | Middle School

  Lesson Plan: One Tube Reaction

  In this lesson, students will observe a chemical change involving oxidation and reduction.

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  Acid, Indicators, Chemical Properties | Middle School

  Lab: Acid & Base

  In this lab, students are given four unknown liquids and must identify whether they are acids or bases.

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  Culminating Project | Middle School, High School

  Activity: 24-7 Lecture

  In this activity, students must demonstrate their understanding of a topic by making a 24 second video and summarizing the concept in seven words.

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  Observations, Physical Properties, Physical Change, Chemical Change, Chemical Change, Exothermic & Endothermic, Temperature | Middle School, High School

  Lab: Observing a Chemical Reaction

  In this lab, students will practice making careful observations and measurements while witnessing a chemical change.

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  Observations, Phase Changes, Combustion, Scientific Method, Experimental Design | Middle School, High School

  Lab: Observing a Candle

  In this lab, students accumulate observations of a candle including a look at the combustion reaction's reactants and products.

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  Melting Point, Freezing Point, Phase Changes, Heat, Temperature, Heating Curve, Molecular Motion, Graphing | Middle School, High School

  Lesson Plan: Modeling the Melting of Ice

  In this lesson, students will create a particulate model of matter that explains energy changes and transfer during a phase change.

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  Separating Mixtures, Percent Composition, Interdisciplinary, Measurements, Mixtures | Middle School

  Lab: Metallic Breakfast

  In this lab, students will separate iron filings from iron-fortified breakfast cereals. Students will use the recorded data to conduct percent composition calculations.

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  Introduction, Percent Composition, Percent Composition, Scientific Method | Middle School

  Lab: Mass Percent

  In this lesson, students will develop a theory of how to calculate percent composition.

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  Observations, Physical Change, Conservation of Mass, Chemical Change, Conservation of Mass, Chemical Change, Measurements | Middle School, High School

  Lab: Mass & Change

  In this lab, students will use unified particle pictures of solid, liquid, and gas to explain the law of conservation of mass after carrying out various experiments.

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  Observations, Physical Change, Mixtures | Middle School, High School

  Activity: Magic Bubble

  In this lesson, students will create and interpret particle diagrams that represent elements and compounds at the molecular level. They will also describe the process of dissolving and create particle diagrams that represent mixtures at the molecular level.

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  Observations, Acids & Bases, Chemical Change, Chemical Change, Mixtures | Elementary School, Middle School, High School

  Demonstration: Inflating a Balloon with Chemistry

  In this demonstration, the teacher will perform a reaction between acetic acid (vinegar) and sodium bicarbonate (baking soda) in order to inflate a balloon and to introduce the concept of a chemical reaction to students. Students will observe the reaction, and identify indicators of chemical change as well as discuss the different types of matter that are involved.

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  Observations, Density, Mixtures, Inferences, Mixtures | Middle School, High School

  Demonstration: Density Tubes

  In this demonstration, students will have the opportunity to observe and analyze the density of a solution. Students will interpret their observations as they compare the density of the solution with plastic components.

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

  Simulation: Ionic & Covalent Bonding

  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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  Physical Properties, History, Periodic Table, Interdisciplinary, Review, Culminating Project, Isotopes, Electron Configuration, Atomic Mass, Subatomic Particles, Chemical Properties | Middle School, High School

  Project: 21st Century Elements

  In this project, students will learn the importance of the elements in our lives. The students will research one chosen element and create a website, a digital comic strip, or a video to explain the important properties of the element as well as why the element is so important to our lives.

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  Density, Molecular Motion | Middle School, High School

  Activity: Simulation Activity: Density Simulation

  In this simulation, students will 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. This lesson accompanies the simulation from the September 2015 issue of Chemistry Solutions.

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  Conservation of Matter, Precipitate, Conservation of Mass, Polyatomic Ions, Chemical Change, Balancing Equations, Conservation of Mass, Chemical Change, Conservation of Matter | Middle School, High School

  Activity: Simulation Activity: Balancing Chemical Equations

  In this activity, students will learn how to count atoms and how to balance chemical equations using a simulation and games from PhET Interactive Simulations.