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Chemical Bonding
Eighth graders identify the three main types of chemical bonds. In this chemistry lesson, 8th graders draw Lewis dot diagrams of elements and determine the bond formed. They create a model water molecule.
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Interpreting pH
In this pH worksheet, students read about pH and the concentration of ions in solutions that are acidic and basic. They answer four questions about pH and determine the concentration of hydronium ions and the pH given concentrations of...
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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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Acid Stomach
Students develop an understanding of how aspirin works and how understanding it's interaction with other chemicals in the body aided doctors in medical research. They complete a lab that compares the reaction of regular aspirin and...
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Endothermic and Exothermic Lab
In this endothermic and exothermic reactions worksheet, students experiment with water and a salt of choice to determine if heat is absorbed or released in the reaction. Students take the temperature of their solution over a 2 minute...
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Periodic Table And Its Trends - Day 4
Guide your chemistry class through the periodic table so that they are able to identify atomic radii, electronegativity, and ionization energy. Give them three metals to place in water to observe reactivity. Teach them to write electron...
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Ammonium Nitrate- Stoichiometry
Students quantify the relationship between moles and mass. They comprehend that ammonium nitrate is used as a fertilizer and an explosive. Students study the chemistry of ammonium nitrate and consider the advantages and disadvantages of...
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DNA Fingerprinting through a Chemistry Lens
Students explore DNA and restriction enzymes using fragments of DNA separated by electrophoresis on an agarose gel. They analyze the results to see "whodunit".
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Introduction to Neutraliization
Students explore acids and bases and the process of neutralization.T hey practice volume measurements and observe the neutralization of an acid
directly through bubble formation and indirectly through indicator color changes.
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Acids and Bases
In this acids and bases worksheet, students complete 32 fill in the blank and short answer questions on acidity or alkalinity. They color molecular diagram according to the key.
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Oxidation: How Can It Be Proved?
Students explore the process of oxidation. In this lesson about oxidation, students observe four different demonstrations. Students watch examples of oxidation in order to understand the process. Students discuss the chemical reactions...
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Introductory Lesson on How pH Levels are Determined
Students explore pH levels of different substances. In this lesson about pH, students work together in three to four groups to test substances. moving between three different stations performing tests on the substances to determine...
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The Mole as a Large Number or an Exercise in Dimensional Analysis
Students complete an activity and make "provable estimates." In this dimensional analysis lesson students use dimensional analysis and complete an activity.
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Anhydrides, Acid Rain and Titrations
In this chemical compounds worksheet, students determine is compounds will act as acids or bases when added to water. Students compare basic, acidic, and amphoteric anhydrides. This worksheet has 15 fill in the blank, 2 short answer...
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What is Everything Made of?
Students observe a demonstration on how we see space between water molecules. In this experimental lesson students discover what elements make up the things around them and discuss what they learned.
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Rules for Balancing REDOX Equations: (Half-Reaction Method)
In this chemistry worksheet, students read the instructions of how to work with the following: acidic and basic solutions, total and net ionic equations, and how to relate these to each other.
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pH Pre-Lab: Acids and Bases
In this chemistry lab, students determine whether or not their saliva is acidic, basic, or neutral. After completing their test, they answer 6 analysis questions.
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Limiting Reactant
In this chemistry worksheets, students calculate the amount of reactants and products are produced by the given equations. Students also calculate the number of moles as well as the mass of the given compounds.
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WS 8.9 Presentation Questions
In this mixtures worksheet, students answer twenty three questions about student presentations on topics such as amalgams, homogenized milk, antifreeze and coolants, soaps and detergents and water softeners.
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Seltzer Breath
Students investigate "indicator" (Bromothymol Blue or BTB) to test for the presence of certain chemicals in liquids and gases. They compare distilled water and seltzer water for presence of carbon dioxide.
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Light & Crystals
Young scholars observe a demonstration of light refraction. They experiment with disappearing crystals to further study light refraction.
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Root, Root, Root for the Nutrients
Students observe the growth of a seed, predict what will happen when seeds are planted without soil, and conduct an experiment using a hydroponics system.
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Element Classes
Introduce your young chemists to alkali metals, alkali earth metals, transition metals, metalloids, nonmetals, halogens, and noble gasses with a presentation that explains the classes of elements and a few facts about each.
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What Is In The Cup?
Students investigate the mixtures of solutions. They utilize cups filled with bases and acids. Students test and determine the pH of each cup. The multiple cups are compared to each other in order to chart acids and bases according to pH...