Curated OER
Balancing Act
In this chemical equation worksheet, learners learn about atoms, elements and how to balance chemical equations. They walk through a few problems step by step, and then students attempt to complete some on their own. In total, there are...
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Chemistry - Science 10
In this chemistry science worksheet, students identify the parts of a chemical reactions. Students name the major particles of the atom. Students apply knowledge about the atom, theories, and models.
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An Alien Periodic Table
High schoolers construct a periodic table based on the physical and chemical properties of elements. In this chemistry lesson plan, students share their work with the class and explain why they classified the elements that way.
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Matter and Change
In this matter and change worksheet, students answer 24 questions on topics such as elements, compounds, mixtures and chemical reactions. Students answer questions about the properties of matter such as their physical state and shape. In...
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General Science Quiz
In this science learning exercise, students write short answers for questions on planets, oceans, elements, and more. Students complete 20 questions.
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Chemistry Scavenger Hunt
In this chemistry worksheet, students identify the three main phases of matter. Then they search for information about each element on a Chem Time Clock. Students use the chemical symbol to identify each element.
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Changes in Nature
Fifth graders explore changes in nature. They identify chemical and physical changes in the water cycle, carbon cycle, and weathering. Students explore a chemical or physical change based on a chemical formula. They examine the effects...
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Chemistry Basics Practice Exam
In this chemistry practice worksheet, learners solve sixteen problems including identifying chemical and physical changes, calculating numbers with significant figures, naming compounds and writing formulas and converting from one unit...
Creative Chemistry
Hydrocarbons and Fractionation
For this compounds worksheet, students identify molecules as compounds and provide a reason why they believe it is or is not a compound. Students write out chemical formulas. This worksheet has three problems to solve.
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Lewis Structures
In this Lewis structures worksheet, students identify and describe what Lewis structures or dot diagrams are and how they illustrate the valence electrons in an outer shell. Then they use a periodic table to determine the numbers of...
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Aldehydes and Carboxylic Acids
In this aldehydes and carboxylic acid worksheet, students complete a chart filling in the missing name and structural formula of the given chemical formulas. In another section, students complete a chart on carboxylic acids as well as...
Creative Chemistry
Physical and Chemical Trends in the Group 7 Elements
In this elements activity, students complete a graphic organizer by comparing the elements' melting point, boiling point, density, and electronic configuration. Students determine the characteristics of Group 7 elements. This activity...
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A Little Thermo Review
In this thermodynamics worksheet, students define and give examples of state functions. Students review the laws of thermodynamics. Student determine the standard formation reactions for given chemical species. This worksheet has 10...
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Atoms and Their Interactions
In this atoms worksheet, students will review the characteristics of elements, atoms, and isotopes. Then students will compare the difference between ionic and covalent bonds. Finally, students will balance a chemical equation. This...
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The Periodic Table
Students research an assigned element using the library, an encyclopedia, the Internet and other appropriate resources in order to write a research paper, a project, and an oral presentation.
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Chemistry Worksheet 6
In this chemistry worksheet, students calculate specific changes that take place with different chemical reactions. Students indicate whether the reactions are endothermic or exothermic and spontaneous or nonspontaneous.
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Describing the Physical World
In this physical world worksheet, students review concepts relating to the chemical and physical properties of matter, density of matter, and if matter is a solid, liquid, or gas. This worksheet has 9 terms in a word puzzle, 4 true or...
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How Can You Tell One Clear Gas From Another?
Fifth graders perform experiments to determine the identity of an unknown gas sample. In this chemistry lesson, 5th graders fill balloons with air, oxygen, hydrogen, and carbon dioxide. They use mass and reactivity to identify the gases.
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Things That Glow
Third graders study the concept of light as an energy source. In this energy lesson plan students participate in a lab that show them the concept of light as an energy source.
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Chemical Bonding
In this chemical compounds worksheet, students review the different types of bonding, define the octet rule, and draw Lewis structures (electron-dot diagrams) for given compounds. This worksheet has 7 fill in the blank, 5 short answer...
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Bleach Chemical Reactions
Students learn what happens when bleach comes in contact with various cloth fibers, chemical colors, nature and synthetics.
Cornell University
What Is Rust?
Why do metals rust differently? Scholars experiment with metal combinations in a hands-on activity. They create unique environments with different metals and compare the rate and amount of rust for each.
Agency for Toxic Substances and Disease Registry
Don't Mess with Mercury (Lesson C)
The health effects of mercury exposure if the focus of the first of three activities about the properties of metals. Pairs research mercury to write, prepare, and share posters, articles, or PSAs with the class.
Curated OER
The Periodic Table Introduction Question Exercise
In this chemistry worksheet, students are introduced to the periodic table of elements. They find the answers to 13 questions about the periodic table.