Curated OER
Oxidation Numbers
In this oxidation numbers activity, students determine the oxidation number for given elements and draw Lewis Dot Diagrams. This activity has 6 fill in the blank and 11 short answer questions.
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Chemistry 1 Practice Exam
For this chemistry practice test worksheet, students answer 30 multiple choice questions regarding chemical formulas and chemical names for compounds.
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Matter
Fifth graders investigate the nature of matter and of the scientific processes associated with them in this series of lessons.
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Moles Worksheet
In this chemistry worksheet, students identify and write how many significant figures they would use for each problem. Then they round the answers to the appropriate number of significant figures. Finally, students calculate the mass of...
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Molecular Modeling Activity
High schoolers explore the concept of molecular modeling and differentiate between saturated and unsaturated compounds. In small groups, they identify molecular formulas, complete a chart comparing alkanes, alkenes, and alkynes, and...
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Liquids and Solids
Students describe the properties of solids and liquids, and explain how a semiconductor works. In this atom lesson students demonstrate the bonding properties of carbon and silicon.
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How Do Atoms Stick Together?
In this chemical bonding activity, learners answer 10 questions about ionic bonding, covalent bonding, metallic bonding, Lewis structures, and intermolecular forces.
Virginia Department of Education
Chemical Bonds
How are chemical bonds similar and how are they different? Provide your young chemists with the resources to more thoroughly understand the concepts of ionic and covalent bonds. Pupils research these topics, diagram examples of each...
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Module 5 Revision Guide - Chemistry
If you use this as an outline for your chemistry lecture on metals, your young chemists will absorb a well-rounded overview. This is not a learning exercise per se, but a useful summary of the behavior of metals. Save yourself some...
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Connection to Language Arts-Hidden Meanings
In this etymology worksheet, students read about the history of naming words and how words are named. They think critically by answering three questions about the meaning of words, etymologies and the derivation of words.
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Periodic Table I Quiz
In this periodic table I quiz, students select the best answer to the given questions. Students apply their knowledge of the periodic table and the arrangement to correctly answer the questions presented.
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Chemical Bonding and Shapes of Molecules
In this chemical bonding learning exercise, students review the different types of bonds and calculate the number of valence electrons in molecules. This learning exercise has 11 matching and 15 multiple choice questions.
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Natural Resources
In this natural resources worksheet, students compare examples of chemical and physical properties, balance equations, and calculate molar mass and moles. This worksheet has 12 problems to solve and 12 short answer questions.
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Animated Chemical Bonding
Students demonstrate their understanding of a chemical process. In this exploratory lesson students create a clay animation that shows how a specific type of chemical bond.
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Molecular Mass and Percent Composition
In this molecular mass and percent composition activity, students complete 5 sections where they determine atomic masses of given elements, they determine formula masses for given molecules, they find the molecular mass of 12 molecules...
Science Geek
Percent Composition, Empirical and Molecular Formulas
Help your pupils understand when empirical becomes molecular. The lesson presentation demonstrates the connection between empirical formulas and molecular formulas. Then, given percent composition, the lesson demonstrates the steps to...
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Bonding
In this bonding worksheet, high schoolers read about the octet rule in bonding, ion notation, ionic bonds, covalent bonds and oxidation numbers. Students write 2 ion notations, they determine if 8 sets of ions will make compounds, they...
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Oxidation/Reduction Reactions
In this chemical reactions worksheet, students review the oxidation number rules and then assign oxidation numbers to atoms in given compounds. Students identify the reducing agent and the oxidizing agent in reactions. Students practice...
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Relative Masses
Students investigate relative mass using 8 different items. In this relative masses lesson plan, students discuss as a class John Dalton's atomic theory. They take the masses of the 8 items and record their data. They discuss relative...
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Naming and Writing Chemical Formulae-I
In this naming and writing chemical formulas worksheet, students are given directions and practice writing simple chemical formulas. They identify positive and negative valence elements, they name nonmetal compounds, they name compounds...
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Writing Lewis Structures
In 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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Activity #3 Are Particles "Real?"
Students verbalize a simple particle theory, They apply their particle theory to explain what happens during chemical reactions and how this theory supports the law of conservation of matter. Pupils comprehend that the atomic theory,...
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Empirical Formulas
In this empirical formulas worksheet, students read about determining empirical formulas from chemical formulas. They determine the empirical formula given ten molecular formulas. They also find the molecular formulas given the mass and...
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Finding the Oxidation State
In this oxidation state worksheet, students are given rules for assigning oxidation numbers and a chart showing the oxidation states of the elements of a given compound. Students use the rules and the example to find the oxidation states...