Classroom Resources: Chemistry Basics
226 – 250 of 293 Classroom Resources
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Reaction Rate, Chemical Change, Reaction Rate, Observations | Middle School, Elementary School, High School
Demonstration: Simple Kinetics
In this demonstration, students will see that different food dyes react with bleach at different rates.
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Separating Mixtures, Physical Change, Mixtures, Physical Properties, Experimental Design, Scientific Method, Error Analysis | High School, Middle School
Lab: Separation of a Mixture
In this lab, students devise their own method to separate a mixture of sand, salt, poppy seeds, and iron filings.
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Indicators, Acid Base Reactions, Chemical Change, Observations | High School, Elementary School, Middle School
Demonstration: Secret Message
In this lesson, students will observe a hidden message while understanding simple acid/base chemistry and indicators.
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Atomic Theory, History, Interdisciplinary, Culminating Project, Model of the Atom | High School, Middle School
Activity: Scientist Infographic
In this activity, students will design and publish an infographic focused on a well-known scientist and their contribution to the development of the atomic model.
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Polarity, Physical Change, Intermolecular Forces, Intermolecular Forces, Physical Change, Matter | Middle School
Lesson Plan: Sandy Beaches—A Foray into ‘Magic’ Sand
In this lesson, students will investigate the properties of magic sand and learn about the concept of hydrophobic and hydrophilic molecules. It also introduced students to the field of nanotechnology.
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Polarity, Mixtures, Intermolecular Forces, Intermolecular Forces, Physical Properties, Observations, Mixtures | Middle School, Elementary School, High School
Lab: Salad Dressing Science: Emulsions
In this lab, students mix polar and nonpolar substances and then add various emulsifiers to encourage the mixing of the two substances. They use ingredients in salad dressing to relate science to real life scenarios.
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Chemical Change, Density, Chemical Change, Density | Elementary School, Middle School, High School
Demonstration: Fire Extinguisher
In this demonstration, students will observe a chemical reaction, and see how the product can be used to extinguish a fire.
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Lab Safety | High School, Middle School
Demonstration: Lab Safety
In this demonstration, students discuss laboratory safety and observe corn starch being ignited.
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Review, Density | High School, Middle School
Activity: Round Robin
In this activity, students solve problems on a series of sheets shared in a group.The activity can be extended beyond the topics of temperature and density. This lesson accompanies an article in Chemistry Solutions.
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Reaction Rate, Experimental Design, Scientific Method, Observations, Chemical Change | High School, Middle School
Lab: Reaction Rate
In this lab, students will explore factors that effect reaction rate and develop a general statement that describes how the factors (temperature, particle size, and concentration) effect the rate based on experimental data. This is an inquiry-based activity.
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Density, Density, Observations, Inferences | High School, Middle School
Demonstration: Qualitative Look at Gas Density
In this demo, students witness three types of gases and observe their relative densities to air.
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Periodic Table, History, Physical Properties, Chemical Properties, Atoms, Model of the Atom, Atomic Radius, Subatomic Particles, Electrons, Valence Electrons, Electron Configuration, Orbitals , Isotopes, Atomic Mass | High School, Middle School
Activity: Ptable.com Investigations
In this activity, students will use the online periodic table found at www.ptable.com to investigate a number of chemistry concepts. Students will use this online resource to explore information about the elements, including historical data, physical properties, periodic trends and more.
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Acid, Mixtures, Acid Rain, Interdisciplinary, Chemical Properties | Middle School, Elementary School
Lesson Plan: Environmental Problems
In this lesson, students are presented with an environmental problem to solve using important concepts of chemistry, which involves a lake with deteriorating water quality.
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Introduction, Observations, Interdisciplinary, Scientific Method | Middle School, High School
Activity: Engineering Project
In this activity, students work together in a small team in order to solve a problem and achieve a common goal. Students will need to work collaboratively in order to be successful. They will be required to communicate their ideas both verbally and in written form, assign duties, design and carry out a procedure in this activity. They will also be challenged with problem solving when/if their original plan fails.
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Chemical Change, Conservation of Matter, Identifying an Unknown, Culminating Project, Elements | Middle School
Lab: Priestley Labs
In this lab, students will identify an unknown gas based on experimental evidence.
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Gas Laws, Matter, Density, Density, Temperature, Pressure, Volume, Graphing, Observations, Measurements | High School, Middle School
Lab: Pressure Bottle
In this lab, students determine the relationship between volume and pressure of a gas and its temperature and address the common misconception that air does not have mass or density.
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Exothermic & Endothermic, Heat, Specific Heat, Temperature, Enthalpy, Calorimetry, Observations, Inferences | High School, Middle School
Demonstration: Energy in Hot and Cold Packs
In this demonstration, students will observe temperature changes in chemical hot and cold packs and discuss processes of endothermic and exothermic changes. They will also see that common household products can be used to make a hot and cold pack.
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Exothermic & Endothermic, Physical Change, Temperature, Freezing Point, Boiling Point | High School, Middle School
Demonstration: Energy
In this demonstration, students will observe the exothermic and endothermic properties of state changes of substances with different freezing and boiling points.
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Precipitate, Reactions & Stoichiometry, Solubility Rules, Balancing Equations, Chemical Change, Chemical Change | High School, Middle School
Lab: Predicting Precipitates
In this lab, students use solubility rules to predict which chemical reactions will produce precipitates.
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Periodic Table, Introduction, Elements, History | High School, Middle School
Activity: Element Skit
In this activity, students will become familiar with the periodic table by creating a skit to explain an element’s symbol, atomic number, and atomic mass.
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Elements, Periodic Table, Interdisciplinary, History, Atoms, Model of the Atom | Middle School, High School
Project: Element Baby Book
In this activity, students will “adopt” an element and create a baby book about their “new baby” while they research and learn about the element.
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Electricity, Atoms, Electrons, Electrons, Culminating Project, Interdisciplinary | Elementary School, Middle School
Activity: Electrical Circuit Quiz Box
In this activity, students will learn that the flow of electrons within a closed circuit make our lives easier. Students will construct a circuit quiz box that lights up when the correct question and answer are chosen.
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Phase Changes, Sublimation, Physical Change, Density, Observations, Temperature | Middle School
Lesson Plan: Dry Ice
In this lesson, students will investigate how dry ice undergoes a phase change from solid to gas, skipping the liquid phase under normal temperature and pressure.
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Sublimation, Density, Observations | High School, Middle School
Lab: Dry Ice (High School)
In this lab, students perform several small experiments using dry ice and record their observations.
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Polymers, Scientific Method, Physical Properties, Mixtures | Elementary School, Middle School
Lab: Polymer Investigation
In this lab, students will follow the procedure for creating a polymer, flubber, which will be similar in consistency to Silly Putty. Students will then design an experiment to test a physical property of the flubber that they have created using the scientific method.