Classroom Resources: Chemistry Basics

326 – 350 of 503 Classroom Resources

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  Limiting Reactant, Percent Yield, Stoichiometry, Balancing Equations, Net Ionic Equation, Concentration, Molarity, Precipitate, Solubility, Dimensional Analysis, Mole Concept, Observations, Graphing, Separating Mixtures, Identifying an Unknown | High School

  Lab: White Lab

  In this lab, students use molarity concepts to review limiting reactant concepts mathematically, conceptually, and graphically. They can then carry out a follow up investigation to identify an unknown using concepts learned in the first investigation.

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  Lab Safety | High School, Elementary School, Middle School

  Activity: What Not to do in the Chemistry Lab

  In this activity, students will examine a cartoon of a chaotic chemistry laboratory and note the specific behaviors that are dangerous and unsafe in a chemistry laboratory setting. This activity provides an opportunity for teachers to introduce laboratory safety and best laboratory practices and discuss them with their students.

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  Calorimetry, Exothermic & Endothermic, Temperature, Stoichiometry, Limiting Reactant, Chemical Change, Molarity, Enthalpy, Heat, Concentration, Experimental Design, Scientific Method | High School

  Lab: Less Than Zero

  In this lab, students will investigate the endothermic reaction between baking soda and HCl. Students will consider stoichiometric ratios, molar concentrations, reaction scale, and calorimetry. The lab starts with a scripted reaction that uses given molar ratios, a glass beaker, and 2-M HCl. They will witness a temperature drop of about 5 to 8 C. Students then adjust the experiment so they can achieve a temperature drop of more than 20 C.

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  Heat, Temperature, Specific Heat, Observations, Molecular Motion | High School, Middle School

  Activity: What Makes Something Feel Warm

  In this lesson students actively engage in thinking about energy issues in chemistry and the nature of energy (thermal) transfer. The idea that temperature is a measure of heat content will be challenged, and students will be given the opportunity to collect data that will allow them to clearly see that different materials transfer energy at different rates.

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  Temperature, Molecular Motion, Observations, Inferences | High School, Middle School

  Demonstration: What is Temperature?

  In this demonstration, students will observe food dye mixing with water at different temperatures.

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  Introduction, History, Periodic Table, Elements, Observations, Physical Properties, Chemical Properties | High School

  Lesson Plan: What is Chemistry?

  In this lesson, students watch a video narrated by Bill Nye, and then complete a SOMA cube to enhance their perspective in the process of discovery.

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  Combustion, Limiting Reactant, Catalysts, Gas Laws, Stoichiometry, Activation Energy, Enthalpy, Energy Diagrams, Experimental Design | High School

  Lab: Launching Rockets

  In this lab, students create a stoichiometric mixture of hydrogen and oxygen gases to launch a soda bottle rocket.

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  Conservation of Mass, Exothermic & Endothermic, Chemical Change, Heat, Temperature, Observations, Chemical Change | High School, Middle School

  Lab: Kitchen Reaction

  In this lab students will observe an endothermic chemical reaction involving baking soda (sodium bicarbonate) and vinegar (acetic acid). Students will investigate the signs a chemical reaction has occurred (gas production, change in temperature). Students will perform the lab in an open system so they can see the change of mass due to gas production. This lab is a lead into the topic of conservation of mass. After the lab is completed, the teacher should do a demonstration of the exothermic reaction Hydrogen peroxide and potassium iodide.

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  Reaction Rate, Order of Reaction , Graphing | High School

  Lab: Kinetic Approach to Water Flow

  This lab uses the principles of chemical kinetics without using a chemical reaction. It’s an effective means to introduce the important relationship between concentration and time at an introductory level. Students will have the opportunity to analyze data and make important connections through graphing their data.

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  Conservation of Mass, Balancing Equations, Limiting Reactant, Introduction, Conservation of Mass | Middle School, High School

  Activity: Kinesthetic Reactions

  In this lesson students, through their physical movement, will model the law of conservation of mass during a chemical reaction. Students will also explore the concepts of limiting and excess reactants as well as balancing a chemical equation. Through this activity they also develop a means of representing particles at the molecular level.

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  Culminating Project | High School

  Activity: Video Project

  In this activity, students will solve a multistep problem in a video so others can learn how to solve it.

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  Molecular Formula, Chemical Change | High School, Middle School

  Lesson Plan: Valentine's Day Chemistry

  In this lesson, students learn about the chemistry of love. They see chemical structures of compounds involved in the biological process of love and learn about some of the chemical changes associated with love.

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  Chemical Change, Classification of Reactions, Balancing Equations, Observations, Chemical Change | High School

  Lab: It's Time to React

  In this lab, students will conduct four chemical reactions and analyze each for indicators of a chemical reaction. Based on their observations students will write a balanced chemical equation for each reaction as well as identify the reaction type for each reaction.

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  Half Lives, Graphing | High School

  Lab: Twizzler Half-Life

  In this lab, students will better understand the concept of half-lives.

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  Isotopes, Atomic Mass, Subatomic Particles, Experimental Design | High School

  Lab: Isotopes Make Cents

  In this lab, students use a sample of pennies to mimic how average atomic mass is calculated.

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  Periodic Table | High School

  Activity: Trends of the Periodic Table

  In this activity, students will assemble a fictitious periodic table based on clues about the structure of the real periodic table.

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  Polyatomic Ions, Review, Ions | High School

  Activity: Trade Ions

  In this activity, students will learn common ions by creating notecards and quizzing each other.

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  Introduction, Culminating Project | High School

  Activity: Toy Project

  In this project, students will develop a toy or elementary school project into an inquiry demonstration suitable for a high school chemistry class.

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  Elements, Model of the Atom, History, Introduction, Matter, Observations, Periodic Table, Culminating Project, Atoms | Middle School, High School

  Activity: Is a Picture Worth 1000 Words?

  In this activity, students will learn about early chemistry discoveries through a textbook reading as well as from a cartoon.

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  Net Ionic Equation, Chemical Change, Solubility Rules, Solubility, Precipitate, Balancing Equations, Chemical Change | High School

  Lab: Ions in Aqueous Solution Presentation

  In this lab, students will mix ionic solutions to determine what combinations form precipitates.

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  History, Interdisciplinary, Physical Properties, Chemical Properties, Observations, Mixtures | Middle School, High School

  Lab: Top Secret

  In this lab, students will learn about the history of invisible ink and will have the opportunity to compare two types of homemade invisible ink recipes.

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  Naming Compounds, Observations | High School

  Activity: Ionic Compound Identification

  In this activity, students will practice naming and writing formulas of ionic compounds by looking at examples.

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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

  Activity: Simulation Activity: Ionic and Covalent Bonding

  In this 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. The simulation visually differentiates between the transferring of electrons when forming an ionic compound and the sharing of electrons when forming a covalent compound so that students can have a complete understanding of each. Finally, 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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  Titrations, Strong vs Weak, Indicators, pH, Equivalence Point, Acid Base Reactions, Balancing Equations, Graphing | High School

  Lab: Titration Curves

  In this lab, students graphically observe a plot of micro acid/base titrations and determine the equivalence point of each plotted curve.

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  Density, Measurements, Graphing, Experimental Design, Scientific Method, Physical Properties, Error Analysis, Significant Figures, Error Analysis | High School

  Lab: Investigating the Density of an Irregular Solid Object

  In this lab, students will use common laboratory equipment to devise a method to measure the density of several irregular objects. They will then create a formal laboratory report using both their own data and data from the entire class.