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Ion (Derstand) Bonding through Energy Level Diagrams
Ninth graders investigate ionic bonding through energy level diagrams. In this ion bonding lesson plan, 9th graders observe demonstrations to show energy level diagrams using magnets to represent the subatomic particles. Students fill...
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Water Cycle Activity
Students build a model and observe the cycle of evaporation and condensation that occurs in the water cycle. They see how the water cycle works, such as water condensing on the side of the jar and drops precipitating into rain that...
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The Energy Debate - Stoichiometry
Students determine crude oil can be separated into useful fractions by a process of fractional distillation. They write a balanced equation for the reaction between a hydrocarbon and oxygen.
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Nuclear Decay
In this nuclear decay worksheet, students read about alpha and beta decay and the isotopes formed by the reactions. Students solve nine problems including writing the equations for the decay of radioactive isotopes, identifying the...
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Chemicals, Chemicals, Everywhere
Students divide substances into categories: made of chemicals/not made of chemicals, synthetic/naturally occurring, and toxic/nontoxic. They observe a mystery chemical and determine what precautions they need to take when handling an...
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Teaching Radioactive Decay: Radioactive Half-life And Dating Techniques
Young scholars generate a radioactive decay table for an imaginary element using a box filled with pinto beans and M&M's. They use their data to plot a decay graph, develop the concept of half-life, and use the graph to "age" several...
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Polymers Lab: Bouncy Ball and Slime
Eighth graders investigate chemical reactions to produce polymers. In this polymers lesson plan, 8th graders experiment with sodium silicate and ethyl alcohol to make a polymer. They also experiment with borax and glue to make a polymer....
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Chemical Calculations
For this elements worksheet, students use the relative atomic masses of given elements to calculate the relative formula mass. Students calculate the mass of compounds from given number of moles and determine the number of moles from a...
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The Mole
Students investigate moles and Avogadro's hypothesis. In this moles lesson plan, students complete a worksheet by finding the volume of 1 mole of each substance given its density and they find the number of molecules, the formula, the...
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Enthalpy Calculation Worksheet
In this enthalpy worksheet, students calculate the combustion for propane and find the enthalpy of the reaction. They discuss entropy and free energy.
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The Seasons
Discover the change of the seasons by modeling the Earth-Sun system. Learners model the orbit of the Earth around the sun and explore how and why the patterns of winter and summer occur.
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Exam Review: Chemistry Calculations
In this chemistry calculations review worksheet, students solve 33 review problems about titrations, precipitates, pressure and volume of gases, combustion reactions, heat of combustion, molar concentrations and molecular formulas.
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Compounds and Mixtures Notes
In this matter worksheet, students watch a movie and then compare the differences between compounds and mixtures. This worksheet has 16 fill in the blank questions.
Biology Junction
Macromolecules
In chemistry, organic means something contains a carbon base. A helpful presentation starts by defining macromolecules as large organic carbon molecules. Scholars answer questions about each topic on the associated worksheet. It covers...
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Understanding Oxidation Numbers
High schoolers review atomic numbers, positive and negative charges, and the periodic table. They examine the relationships among protons and electrons, location of various elements, electron energy levels, and oxidation numbers.
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Solution Chemistry Investigation
Students engage in a lesson that is concerned with the concepts related to solution chemistry. They calculate the molar mass of various chemical compounds. Then students predict the anion ratio for ionic compounds. Students also write...
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Mining Minerals
Students define the properties of minerals and their uses in their world. In this multi-lesson unit, students contribute actively to discussions of mineral mining, mining methods and mine safety. A role play lesson asks students to...
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Chemical Reactions and Burning Fossil Fuels
In this chemistry worksheet, students select answers to 24 multiple choice questions using the drop down box. They identify the different atoms involved in the chemical reaction.
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Molecular Modeling
Students recognize that the fundamental building block of all organic and inorganic matter is the atom. They construct models of a sugar, fatty acid, amino acid and nucleic acid and describe their roles.
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Protons, Neutrons and Electrons
In this chemistry learning exercise, students use the periodic table to complete the chart shown, filling in all of the missing information in the blank spaces. They identify and describe various elements found in the periodic table.
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Chemical Bonding
In this chemical compounds worksheet, students review the different types of bonding, define the octet rule, and draw Lewis structures (electron-dot diagrams) for given compounds. This worksheet has 7 fill in the blank, 5 short answer...
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What's Matter?
Students explore the definition of matter. In exploring matter lesson students get into groups and navigate the Internet to answer questions.
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Electron Arrangement and Ion Formation
In this elements worksheet, students determine how electrons fill up the energy levels for the first 18 elements of the periodic table. Students determine if elements gain or lose electrons to form a stable ion. This worksheet has 4...
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Moles Worksheet
In this chemistry worksheet, high schoolers examine the energy rule of moles and answer the essay questions. The answers are include with the worksheet.