Curated OER
How Much are You Worth?
In this body elements worksheet, students use a table given the percentage of each element that composes the body to find their worth. The value of each element is given and students calculate what their bodies would be worth if they...
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Writing Half Reactions
In this half reactions worksheet, learners read about redox reactions and learn how to write half reactions showing the oxidized part of the reaction and the reduced part of the reaction. Students are given 10 redox reactions and they...
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Naming and Covalent Compounds
In this naming and covalent compounds worksheet, students answer 6 questions about ion notation, they make 6 ionic compounds, they make 6 covalent compounds and they name 10 compounds which are ionic, covalent or polyatomic.
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Naming Mixed Ionic and Covalent Compounds
In this ionic and covalent compounds worksheet, students are given 10 formulas and they name each compound. They are then given 10 names of compounds and they write the formulas. The compounds are a mixture of covalent and ionic compounds.
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More Mixed Naming Fun!
In this naming compounds worksheet, learners write the chemical names of 10 ionic or covalent compounds. They also write the chemical formula for 10 ionic or covalent compounds.
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Acid and Base Homework
In this acid and base worksheet, students answer 7 questions about acidic and basic solutions such as the color each turns litmus paper, the pH values, the balanced equations for neutralization reactions and their pH and concentrations.
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Over-The-Counter Antacids
Students investigate the best antacids for sour stomachs. In this antacids lesson plan, students use different antacids, balloons and flasks containing 0.1 M HCl. They place the balloon with the antacids in them on top of the flaks and...
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Naming Ionic Compounds
In this naming ionic compounds worksheet, students write the chemical name of 8 ionic compounds given their formulas. They include the Roman numerals for compounds with variable oxidation numbers. Students also write the chemical...
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Naming II-More Practice
In this naming chemical compounds worksheet, students are given 10 pairs of elements that bond and students write the formulas and the names of each compound. Students practice writing the formulas for compounds given the names and they...
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Drinking Water
In this drinking water worksheet, students complete a crossword puzzle given 23 clues about drinking water purification, water content, contaminants, and softeners.
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Naming Binary Compounds
In this naming binary compounds worksheet, students are given 8 pairs of ions and they identify their oxidation numbers, their formula when the combine and the name of the compound. They are given 8 formulas and they identify the...
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Mass Spectrometer
In this mass spectrometer worksheet, students read about how a mass spectrometer determines the elements in gases around Earth. Students answer 3 questions and identify the elements in a graph found by a mass spectrometer.
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What Happens When Chemical Are Put Together?
In this chemical reactions worksheet, high schoolers answer 20 multiple choice questions about chemical equations, chemical formulas, oxidation and reduction reactions and acids, bases and salts.
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What do Atoms Look Like?
In this atoms worksheet, learners complete 58 questions about the atomic radius of atoms, the ionization energy, the valence electrons, metals, non-metals and semi-metals and the families of elements.
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What do Atoms Look Like?
In this atom learning exercise, learners complete 60 questions about the trends in atoms such as ionization energy and atomic radius, about valence electrons, about the families of elements, about metals, non-metals and semi-metals,...
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Meal Planning
Students study the nutrients found in foods and the food pyramid. For this investigative lesson students will plan a seven day menu built around the food pyramid.
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A Tough Nut to Crack
Sixth graders explore agriculture by examining world geography. In this pecan cultivation lesson, 6th graders identify the history of the famous nut and the impact it has on the U.S. economy, diet and human body. Students define...
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Identification of Different Compounds and Substances
High schoolers conduct a series of tests to identify unknown compounds. In this chemistry activity, students compare the physical and chemical properties of substances. They collect data and formulate a conclusion.
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Electrolysis
Learners conduct a series of experiments on water electrolysis. In this chemistry lesson, students explain what happens to the molecules during the process. They cite real world applications of electrolysis.
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Testing Water for Hardness Using Soap Bubbles K-12 Experiments & Background Information
Students examine water and what causes it to become hard. In this water lesson students use the soap test and determine the mineral content and hardness of a sample of water.
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Water Will, Water Way
Students test tap water for hardness and mineral content. In this environmental science lesson, students identify the different stages of the water cycle. They classify plant and animals according to the rules of taxonomy.
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Water, Water, Everywhere!
Get kids excited about environmental studies with these exciting lesson plans about water!
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Salty Solutions
Pupils measure salt content in water. They determine salt content of four samples using a hydrometer.
Creative Chemistry
Reactivity Series Questions
For this reactions worksheet, high schoolers read about two types of reactions that take place between metals: displacement and competition. Then, they answer two problems.
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