Curated OER
Chemical Reactions
In this reactions worksheet, students state the differences between a coefficient and subscript and an exothermic and endothermic reaction. Students review the different types of reactions. This worksheet has 13 short answer questions.
Curated OER
Solution Chemistry Investigation
Students engage in a lesson that is concerned with the concepts related to solution chemistry. They calculate the molar mass of various chemical compounds. Then students predict the anion ratio for ionic compounds. Students also write...
Normal Community High School
Golf Ball Lab
The first golf balls were made of wood and would only last for a few games. Modern golf balls last a lot longer but they don't float. The presentation provides the directions for a lab to determine the minimum amount of salt needed to...
Curated OER
Writing Chemical Formulas
Learners study how to write chemical fomulas by reviewing the combinations atoms form into compounds. They write a procedure to test various substances and name the compounds and write formulas. As they construct models for formulas and...
Curated OER
Learning Outcomes
In this science activity, students explore the learning outcomes for a unit on chemical reactions. Students define 60 vocabulary words and answer a list of questions for each topic.
Curated OER
Empirical Formulas
In this empirical formulas worksheet, high schoolers 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...
Curated OER
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...
Curated OER
Electron Sqare Dance
Students participate in an Electron Square Dance in which they act the part of atoms. They follow the structure of different atoms suggested by the teacher.
Curated OER
Water - the (Nearly) Universal Solvent
In this water worksheet, students 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 questions.
Curated OER
IPC Chemistry Review
In this chemistry review worksheet, learners classify and name compounds, calculate atomic mass, draw Lewis Dot Diagrams, and determine number of protons for atoms. This worksheet has 37 fill in the blank, 38 matching, and 3 short answer...
Curated OER
Proteins Word Search Puzzle
In this biology worksheet, students look for the words in the puzzle that are related to the theme of the word search. Spelling skills are worked on.
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
Chemistry Unit on Compounds, Formulas, and Equations
Young scholars perform a review assignment in 3 portions to review chemistry compounds, formulas, and equations. The assignment consists of several different portions that can be used as assessments. The majority of the lesson plan is...
Curated OER
An Introduction To Material Sciences
Students investigate the concept of molecular structure. They describe the behavior of simulated molecules and identify any dislocations in crystalline structures. They also define various related vocabulary words and use them in...
CK-12 Foundation
Ck 12: Ionic Bonds and Ionic Compounds
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will learn to explain how an ionic bond is formed when electrons are transferred from one atom to another in terms of the...
American Chemical Society
Middle School Chemistry: Energy Levels, Electrons, Ionic Bonding
Students discover that ionic bonding occurs when electrons are transferred from one atom to the other and not shared as in covalent bonding.
CK-12 Foundation
Ck 12: Chemistry: Ionic Bonding
[Free Registration/Login may be required to access all resource tools.] Covers how ions interact with one another in ionic bonds.
Chem4kids
Chem4 Kids: Ions
Here at Chem4Kids you can learn all about ions. Content explores what an ion is, its various characteristics, electrovalence, and more.
Simon Fraser University
Chem1 Virtual Textbook: Chemical Bonds: Covalent or Ionic or What?
Use this resource to understand polar covalence in ion-derived solids.
OpenStax
Open Stax: Chemical Bonds
Learn here about chemical bonds, a weak or strong electrical attraction that holds atoms in the same vicinity.
Chem Tutor
Chem Tutor: Bonds in General
A summary of bonding terms and the importance of electrons in bonding.
Frostburg State University
General Chemistry Online: Ionic and Molecular Compounds
Provides a good outline of the concepts involved in ionic and covalent bonding, with links to definition of terms. Features a list of common molecular compounds and a chart that compares ionic and molecular compounds.
Chem Tutor
Chem Tutor: Radicals or Polyatomic Ions
This site includes a list of the names, formulas, and charges of some common polyatomic ions.
University of Southern California
Atomic Bonds
This slide show on atomic bonds contains several slides on electron affinity. Other topics include covalent, Sigma and Pi bonds, and atomic bonding in solids.