Curated OER
Oxidation Numbers
In this oxidation numbers worksheet, students compare metals and nonmetals, draw Lewis Dot Diagrams, and determine the oxidation number for the given elements. This worksheet has 1 multiple choice, 5 short answer, and 12 fill in the...
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A Solution for Precipitation
Learners predict the product of chemical reaction using the solubility rules. In this chemistry lesson, students balance ionic equation. They perform a lab to check if their predicted products are correct.
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Code Makers - Electron Configuration, Aufbau Principle
Students write the electron configuration of elements using the Aufbau principle. In this chemistry lesson, students build their own key that demonstrates the principle.
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Matter and Chemical Bonding
In this chemical bonding worksheet, students read about the invisible killer, dihydrogen monoxide. Students read about the products it is used in and the problems it causes to the environment. Then students complete 19 short answer...
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Oxidation Reduction
In this chemistry worksheet, students examine oxidation reduction in order to apply it in the laboratory setting. The sheet includes in depth background information.
Science Geek
Electrochemistry
Introduce redox reactions including how to identify and solve them. After reviewing the rules for assigning oxidation numbers, a presentation presents trends and vocabulary. Finally, it explains voltaic cells, electrolytic cells,...
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Learning Outcomes
In this science worksheet, students explore the learning outcomes for a unit on chemical reactions. Students define 60 vocabulary words and answer a list of questions for each topic.
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What Happens When Chemicals Are Put Together?
For this compounds worksheet, high schoolers write the chemical formulas for ionic compounds given cations and anions. They are also given cations and anions and identify the number of cations and anions needed to write the appropriate...
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Chemical Formulas
Students assess how to go from writing ionic chemical formulas to nomenclature and naming chemical compounds. They brainstorm former studies and share their thoughts in small groups. A list of everyday products (shampoos, toothpaste,...
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Writing Lewis Structures
For this Lewis structures worksheet, high schoolers read about drawing Lewis structures and how to identify valence electrons. They draw Lewis structures for eight given compounds.
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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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Molecular Modeling Activity
Students work together to explain the VSEPR theory and how it relates to molecules. They name electron pairs that can surround the central atom of an organism. They discuss the factors that determine the polarity of a molecule as well.
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Studying with Chemical Compounds
Learners create a foldable to help them remember topics on chemical compounds. In this physical science lesson, students differentiate ionic and covalent compounds. Given certain compounds, they identify whether it's ionic or covalent.