Curated OER
Build Your Own Atom
Students build a model of an atom using an online program. In this chemistry lesson, students discuss the different parts of the atom. They complete an independent research about their chosen element.
Beyond Benign
Cookie Equations
Cookies and chemical equations have a lot in common! Using cookies as a reference, scholars learn to balance chemical equations. Pieces of the cookies represent different parts of the compounds and elements. This is the sixth installment...
Curated OER
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
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.
Curated OER
Biologically Important Molecules
In this biologically important molecules learning exercise, students fill in the blank with information about carbohydrates, lipids, and proteins. Students also make notes about nucleic acids.
LABScI
Atomic Structure and the Periodic Table of Elements: The Secret Agent Lab
Food always gets attention! Model atomic structure using fruit loops to represent the subatomic particles. After building models, scholars create ionic bonds using their models. Finally, they use these concepts to create a periodic table.
Curated OER
Atomic Models
Students explain scientists' ideas about the structure of the atom over the last century. They develop a pictorial history of the changing ideas about the atom and write a caption describing the scientific thinking behind the model.
Royal Society of Chemistry
Shapes of Molecules—Distortion from the Pure Geometry
Ready to introduce the realities of molecular geometry to chemistry pupils? Use a logic-based interactive! Perfect as individual practice, the puzzles explore the bond angles and repulsions present in three common molecular shapes.
Curated OER
Review of Ionic and Covalent Compounds and Transitioning from Ionic to Covalent Compounds
Here is a unique assigment: compare and contrast ionic and covalent compounds in an extensive data table and then analyze Lewis dot structures in antoher. Three columns are to befilled in: "characteristic or feature," "applies to ionic...
Curated OER
Doing Lewis Dot Diagrams
Students observe the periodic table and draw the Lewis Dot Diagram. In this investigative lesson students construct information on several elements including the Lewis Dot Formation and take a quiz on the information they learned.
Curated OER
Molecule Models: Model to Formula and Model to Formula
In this science molecule models worksheet, student convert 8 molecule models to chemical formulas and 8 chemical formulas to molecule models.
Curated OER
Elements and Compounds Vocabulary Quiz
In this science vocabulary worksheet, students draw lines to match 9 words pertaining to elements and compounds to their definitions.
Curated OER
Elements and Compounds Vocabulary List and Definitions
In this chemistry worksheet, students read ten vocabulary words and definitions pertaining to elements and compounds. There are no questions to answer.
Curated OER
What is Matter?
In this matter worksheet, students answer 6 questions about matter. Students distinguish between homogeneous and heterogeneous mixtures, they identify elements and compounds and they distinguish between pure substances and mixtures.
Curated OER
Chemical Formula Practice #1/Bonding Basics Practice Page
The first of two worksheets methodically prepares chemistry novices for naming polyatomic compounds. It begins by having them acknowledge the number of each atom contained in a molecule. Then learners list the valence electrons for a...
Teach Engineering
Engineering and the Periodic Table
Elements, to the rescue! Scholars first review the periodic table, and then learn about the first 20 elements and their properties and uses in the fourth of six lessons in the Mixtures and Solutions unit. Applying their newfound...
Curated OER
Physical and Chemical Changes in Food
Ninth graders study food mixtures and substances in order to identify atoms, molecules, elements, and compounds and recognize physical changes that take place in foods.
Curated OER
Different Minerals
In this minerals worksheet, students read about the relationship between elements, rocks and minerals. They experiment using 6 different colored gumdrops to represent 6 common elements. Students construct gumdrop and toothpick models of...
Curated OER
Mixtures, Solutions and Matter
In this mixtures, solutions and matter learning exercise, students are given 12 terms and they cut out 12 definitions to match with the terms. Topics include types of mixtures, types of matter such as atoms, molecules and compounds and...
Curated OER
Interpreting Chemical Formulas
In this chemical formulas worksheet, students determine the number and type of each atom and the total number of atoms for the given formulas. Students complete 10 problems.
Curated OER
Balancing Equations Challenge
In this balancing equations worksheet, learners identify the number of atoms in given molecules and compounds and they balance ten equations by placing the proper coefficients in front of the reactants and products.
Curated OER
Matter, Matter
Middle schoolers define vocabulary related to the parts of the atom. In this matter lesson, students navigate the web to find the structure and the forces that affect atoms. Middle schoolers complete an experiment with positive and...
Curated OER
Chemical Changes in Matter
In this matter and chemical changes activity, students write symbols and formulas for 2 chemical reactions. They write words for 1 chemical reaction given in symbols and formulas. They draw a diagram representing a chemical reaction and...
Curated OER
Main Group: Properties and Reactivity
In this main group instructional activity, students apply their knowledge of the organization of the periodic table to correctly answer 30 multiple choice questions. Students relate information about the properties of the different...
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