Curated OER
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...
Curated OER
What Are Elements?
Students investigate elements by by defining scientific terms. In this Periodic Table of Elements lesson, students utilize a glass of water, and powdered fruit drink to perform a lab activity demonstrating properties of certain...
Curated OER
Making Molecules
In this making molecules worksheet, students complete a table of elements with their symbol, atomic number, atomic mass, number of protons, number of electrons, period and group. Students then make models using pipe cleaners and beads of...
Curated OER
Periodic Table Basics Review Sheet
For this periodic table worksheet, learners complete a chart with the appropriate element symbol, the atomic mass and the atomic number. They classify elements by their groups and as metals, nonmetals or semi-metals. They also answer two...
Curated OER
Fireworks
For this fireworks worksheet, students read about pyrotechnics and the chemical make-up of fireworks. They are given a chart of elements and the colors they emit. Students answer three critical thinking questions about fireworks and...
Curated OER
Introduction to the Periodic Table
In this periodic table worksheet, students will label the atomic number, atomic mass, element name, and element symbol for oxygen. Then students will determine the characteristics of the different groups of elements on the periodic table...
Curated OER
Periodic Table Basics Make-Up Test
In this periodic table activity, students complete a table of elements with their atomic number, atomic mass and symbol. They classify elements by their group name and distinguish between metals, nonmetals, and semi-metals. They also...
Curated OER
History of the Periodic Table
Students sort a group of manipulatives and then explain their organizational system to the class. They discuss the work of scientists trying to organize the elements into a system that made sense and the development of the periodic table.
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...
Royal Society of Chemistry
Common Compounds
Can your young chemists identify the most commonly used chemicals in the lab? Introduce the class to the go-to substances in most middle and high school chemistry experiments with an interactive. The resource offers timely feedback as...
Royal Society of Chemistry
Periodic Table 2
While the periodic table looks complex, it is really arranged by only two variables, atomic number and electron configuration. The set of four puzzles focuses on groups 3, 4, 5, and 6 or 13, 14, 15, and 16, depending on your periodic...
Royal Society of Chemistry
Noble Gases
It is best to avoid jokes about noble gases; they get no reaction. Scholars match the noble gases to their symbols and uses. Then they solve three gridlock puzzles reviewing the material while applying some simple logic.
Curated OER
Ionic Chemical Formulas Days 1 & 2
Young scholars study polyatomic ions and write binary and ternary ionic chemical formulas. They explore putting together different monatomic ions and coming up with as many chemical formulas as possible. They play a game similar to...
Curated OER
Elements
In this elements worksheet, students write in the symbol of the chemical element that matches its description. This worksheet has 10 fill in the blank questions.
Curated OER
Constructing a Periodic Table of Elements
Students create a periodic table of elements. In this chemistry lesson, students work together to build all of the different elements into a complete mini periodic table. They identify similarity and difference of the elements.
Curated OER
Chemistry: Balancing Chemical Equations
Eighth graders practice balancing chemical equations. In this chemistry lesson, 8th graders explain why it is necessary to balance equations. They complete practice worksheets individually.
Cornell University
The Making of Macromolecules
Compare and contrast macromolecules made from the same elements. Young scholars learn how the structure of a molecule has as much influence on a compound as the elements in the molecule. They experiment with molecular model kits to...
Perkins School for the Blind
Polyatomic Ion Bingo
If your class is learning about polyatomic ions and needs a fun way to study those chemicals, then a bingo game might be right up your alley. This bingo game is intended to boost memorization skills, specifically the names of tricky...
Curated OER
General Science Quiz
In this science learning exercise, students write short answers for questions on planets, oceans, elements, and more. Students complete 20 questions.
Curated OER
Matter: All That "Stuff"
In this chemistry worksheet, learners learn about matter, including atoms, electrons, protons, neutrons, compounds and chemical properties. They use this information to answer the 10 questions on the worksheet. The answers are on the...
Curated OER
Periodic Trends
Students review how physical and chemical change while discussing the properties. They diagram the electron dot for the first four elements in the periodic table. Students identify elements and state what they know while investigating...
Curated OER
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...
Curated OER
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...
Curated OER
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...