Curated OER
VSEPR And Polarity
In this VSEPR theory worksheet, students evaluate the electron-pair geometry of organic and inorganic molecules. They construct Lewis structures and resonance structures for 17 compounds and complete 3 short answer questions.
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Creating Bonds
In this creating bonds instructional activity, students create 2-D and 3-D models of the molecular formula provided. Students complete a chart of information about the molecular formula given.
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Combining Atoms
In this atoms worksheet, students explore the different types of bonds, name compounds, and determine charges of molecules. This worksheet has 8 true or false, 9 fill in the blank, and 5 short answer questions.
Curated OER
Chemistry 1 Practice Exam
Thirty multiple-choice questions and their answers are provided in this resource. It was written for a general chemistry course and queries test takers on scientific notation, mixtures, chemical symbols, electric charges, Dalton's atomic...
Curated OER
The Speed of Chemistry
In this rates of chemical reactions worksheet, high schoolers read about the various factors that influence the rate of chemical reactions such as surface area, concentration, temperature and catalysts. Students answer eight questions...
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National Chemistry Week
National Chemistry Week lessons enliven classroom science investigations.
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Atoms, Molecules and their Names
In this chemistry worksheet, students name the periodic table families and calculate atomic masses of elements to complete 9 questions.
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Water - the (Nearly) Universal Solvent
In this water worksheet, high schoolers explore the reasons why water is considered a universal solvent. Students compare different ways to change the dissolving rate of a solute. This worksheet has 11 fill in the blank and 8 matching...
Curated OER
Transfer of Thermal Energy
Students define temperature and heat, distinguish between temperature and heat flow, calculate amount of heat energy released or absorbed in chemical process, and design procedure, through experimentation, to gather and evaluate data to...
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Energy in the Natural Environment
Students examine the flow of energy through the natural environment. In groups, they describe the effect of energy on the atmosphere, hydrosphere and lithosphere. To end the lesson, they experiment with the chemical and physical...
Kenan Fellows
What Element Would You Be?
Primo Levi wrote a collection of short stories comparing his life from Italy to Auschwitz to elements in the periodic table. Pupils read an excerpt from his book and research the characteristics of various elements. Then, they make a...
Alabama Learning Exchange
Float or Sink?
Experiment with mass and density as scholars figure out what makes things float or sink. First, they watch a podcast introducing these concepts. Be sure to use the comprehension question to test their understanding. Young scientists...
Curated OER
Water - the (Nearly) Universal Solvent
In this solvent worksheet, students explore why water is considered a universal solvent. Students explore what can change dissolving rates. This worksheet has 8 matching, 3 short answer, 11 fill in the blank, and 4 problems to solve.
Curated OER
Physical and Chemical Trends in the Group 7 Elements
In this elements worksheet, students complete a graphic organizer by comparing the melting point, boiling point, density, and electronic configuration of given elements. Students determine the characteristics of Group 7 elements. This...
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EGG-cellent POLYMER PACKAGING DESIGN
Students investigate the concept of a polymer using an experimental design of protecting an egg in a bookbag. They test the properties of polymers and form an educated solution to the proposed problem. Then they describe the steps used...
Mr. E. Science
Acids, Bases and Solutions
If you are not part of the solution, then you are part of the precipitate. The presentation covers solutions, suspensions, solubility, dissociation, and acid/base reactions. This is the 19th lesson in a series of 26.
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Electronegativity
In this electronegativity worksheet, students complete a chart given 10 molecules. They draw their Lewis structures, they draw the shape of the molecule, they determine the difference in electronegativity between the bonds, they...
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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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Bonding
In this word search learning exercise, students locate 12 words related to molecular bonding. Words include molecule, ions, forces, polarity, partial, and particles.
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Oil Embargo!
Ninth graders generate and analyze data to determine which and how much of two polymers best absorb oils, formulate procedure to accurately determine how many times its own weight particular polymer can absorb, and develop understanding...
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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.
Curated OER
Introduction to Bonding
For this chemistry worksheet, students create new and true statements while replacing false ones in order to properly define parts of the concept of bonding.
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Oxidation Numbers
In this oxidation numbers instructional activity, students determine the oxidation number for given elements and draw Lewis Dot Diagrams. This instructional activity has 6 fill in the blank and 11 short answer questions.