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Catalase and Catalysis
Students explore enzyme catalysis through a series of experiments. In this chemistry lesson, students determine the factors affecting catalysis. They explain the different uses of this process.
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Household Chemistry
Young scholars use indicator paper to determine if substances are acidic, basic, or neutral. They test for Ph levels in them. They investigate the effect of oxygen on darkening fruit cut and exposed to the air. They observe vitamin C as...
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The Effects of Temperature on Chemical Mixtures
Students explore chemical cahnges and the effect of temperature on chemical mixturees, They make observations of the behavior and appearance of certain chemical mixtures and reactions.
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The Measurement Of Acids And Bases
Students investigate the differences in chemistry between an acid and a base substance. They conduct measurements based upon the pH scale and then answer the questions included in the instructional activity. The information for the...
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Common Ions and Their Charges
In this chemistry worksheet, students can use the table to observe and name the common types of ions and determine the charges to explain the gain or loss of electrons.
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Chemical Bonding and Shapes of Molecules
In this chemical bonds activity, students review the different types of bonds, Lewis dot structures, ions, and molecule shapes. This activity has 10 matching, 17 multiple choice, and 3 drawing questions.
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Enzyme Lab
Students investigate the enzyme catalase. In this enzyme lesson plan, students observe a normal catalase reaction, they observe liver tissue, potato, chicken and apple for the enzyme catalase and they study the effects of temperature and...
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AP Chemistry: Acid-Base Worksheet
In this acid-base worksheet, students solve multiple problems related to reactions of acids and bases. They determine pH of solutions, they find conjugate acids and bases, they calculate concentrations of acids and bases and they write...
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Bonding Basics Review
In this bonding worksheet, students complete a chart of elements, their symbols, the total number of electrons, the number of valence electrons and the oxidation numbers. They draw Lewis structures for atoms and show the transfer of...
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Gas Stoichiometry Practice Sheet
In this gas stoichiometry worksheet, students determine the volume of gases in 4 problems given the temperature, the pressure, and the masses of the reactants. They find the limiting reactant in one problem at STP.
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Models of Hydrocarbons
Students construct models of hydrocarbon molecules using candy and toothpicks. In this hydrocarbons lesson plan, students are given a sheet with the molecular formulas of hydrocarbons. As a group, they construct each molecule using...
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It's Just a Phase: Water as Solid, Liquid and Gas
Students construct models of the way water molecules arrange themselves in three physical states - solid, liquid, and gas. They explain the molecular behavior of ice, water, and water vapor.
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The Sun
Students draw diagram of sun and its layers, including photosphere, chromosphere, corona, convection and radiative zones, and core. Students then describe each layer in their own words, define sun spot cycle, and describe solar flares.
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Periods and Groups; Valence Electrons; Masses
In this elements learning exercise, students read how the elements are organized in periods and groups in the periodic table. Students use the periodic table to find the valence electrons and calculate molecular mass. This learning...
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Carbohydrates and Fats Crossword
For this carbohydrates and fats worksheet, students complete a crossword puzzle by figuring out the vocabulary words associated with 19 clues given.
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Rate Laws Quiz
For this rate laws worksheet, students solve four problems. They determine rates of reactions, they determine which rate laws is used, they determine the overall reaction order and they identify the rate of appearance and disappearance...
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Combustion Analysis Worksheet
In this combustion worksheet, students are given directions as to how to analyze a combustion reaction and they then solve five problems using this process.
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WS 4.7 Writing Chemical Reactions
In this chemical reactions worksheet, students are given fourteen chemical reactions that they must write using chemical formulas for the reactants and products. They balance each equation by placing the proper coefficients in front of...
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Integrating Space Science-Our Changing Universe
In this universe worksheet, learners read about the big bang theory and the evolution of the stars from the elements. Students answer four critical thinking questions about the beginnings of our universe.
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Multiplying and Dividing in Scientific Notation
In this scientific notation worksheet, students are given examples of how to multiply and divide using scientific notation and they practice both.
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Naming Acids
In this naming acids worksheet, students are given a chart with polyatomic ions and acid names with oxidation states, prefixes and suffixes. They use the chart to help name the eighteen given acids.
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Organic Chemistry-Naming Substituted Hydrocarbons
In this substituted hydrocarbons worksheet, students learn how to name compounds using a table of organic functional groups and the rules for naming hydrocarbon compounds. They practice naming twenty substituted hydrocarbons.
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Interpreting Chemical Formulas
In this chemical formulas worksheet, students determine the number and type of each atom and the total number of atoms for the given formulas. Students complete 10 problems.
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The Bohr Model vs. the Wave Mechanical Model
In this Bohr model and wave mechanical model worksheet, students read about the differences between these two models of the atom. Students answer four questions about these models.
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