Curated OER
Structure of the Atom
Students practice drawing the atomic structure of several different elements. They complete critical thinking questions about atomic structure and compare the atomic mass units for different ions and isotopes of an element.
Curated OER
Combination of Atoms
In this atoms learning exercise, students review protons, neutrons, electrons, molecules, compounds, and ions. This learning exercise has 10 fill in the blank and 3 problems to solve.
Curated OER
Biocomplexity Lab Activity: Measuring Water pH
Students test unknown solutions for pH levels to determine which organism can live in each environment. They name three substances that they think are acids. Students determine a solution is an acid or base. They define the term pH.
Curated OER
Atoms, Molecules, and Ions
In this molecules worksheet, students review the parts of an atom and use element mass to determine isotopes. Students give the group, period, and classification for the given elements. This worksheet has 6 short answer questions and 17...
Curated OER
Acids and Bases
In this acids and bases activity, learners will identify the molecules represented in a diagram equation and determine if an acidic or basic solution has been produced. Students will list the properties of acidic and basic solutions....
Curated OER
Acids and Bases
In this acids and bases learning exercise, students list the differences between and acid and a base. Students list strong and weak acids and strong and weak bases. Students determine the properties of acids and bases. This learning...
Biology Junction
Water, Solutions, pH, and Buffers
What common chemical includes safety warnings for being harmful if swallowed or inhaled, causes serious eye damage, and needs to be cleaned up immediately if spilled on the floor? Surprisingly, the dangerous chemical turns out to be...
Curated OER
Chapter 14 Review, Section 1: Acids and Bases
An overview of acid and base compounds and their reactions is presented with this handout. Pupils name compounds and write chemical formulas. They write net ionic equations and explain how acidic solutions might conduct electricity. This...
Curated OER
Strong Acids and Bases
A straight-forward exercise awaits your chemistry charges. Two pages provide plenty of room for them to calculate the pH of five solutions, determine the number of hydrogen and hydroxide ions, and solve problems dealing with solutions....
American Chemical Society
Forming a Precipitate
Can you mix two liquids to make a solid that is insoluble? Yes, you can, and pupils see this as the lesson uses more than one combination of liquids to form a solid. Through two teacher demonstrations and a hands-on activity, scholars...
Curated OER
A Little Chemistry
The molecular properties of water are the focus of this chemistry-based assignment. Multiple-choice, true-or-false, matching, and fill-in-the-chart style questions query assignees about the forces that hold the water molecule together,...
Curated OER
Binary Compounds
Binary compounds are explained with the periodic table, atomic charges, and examples. Viewers are taught to name binary compounds and then are presented with a chart of cations and ions. Finally, they see a few photos of forms of silicon...
Curated OER
Acids and Bases in Water
For this acids and bases worksheet, high schoolers read about what happens when an acid or base is added to water. Students complete 6 short answer questions.
Curated OER
Predicting and Naming Polyatomic Ionic Compounds Worksheet
In this compounds worksheet, students write the polyatomic ionic compound formulas or the compound names. This worksheet has 29 problems to solve.
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
Periodic Table I Quiz
In this periodic table I quiz, students select the best answer to the given questions. Students apply their knowledge of the periodic table and the arrangement to correctly answer the questions presented.
Curated OER
Families of Elements
In this elements worksheet, learners classify the given elements according to where they are located in the periodic table. This worksheet has 1 short answer and 4 fill in the blank questions.
Curated OER
Acids and Bases Are All Around
In this acids and bases worksheet, students read a 1 page article on acids and bases and answer 10 true or false, short answer, multiple choice and/or fill in the blank questions or statements referring back to the article.
Pingry School
Determination of the Molar Mass of an Unknown Acid
Acids and bases have a love-hate relationship. They balance each other so nicely, but they are complete opposites! Learners use these concepts and titration to calculate the molar mass of an unknown substance. The experiment document...
It's About Time
Atoms with More Than One Electron
Provide young chemists with the ability to manipulate atoms and predict their results, in this sixth lesson. Pupils analyze energy patterns as they predict the amount of energy required to remove electrons from atoms. They compare trends...
Curated OER
Acid-Base Calculations
In this acid-base worksheet, students calculate the pH of given solutions and determine if given solutions are acids, bases, or neutral. This worksheet has 3 graphic organizers and 4 problems to solve.
Curated OER
pH and Titration
In this pH worksheet, learners review the titration procedure and the significance of the stoichiometric point. This worksheet has 2 problems to solve.
Curated OER
Acids, Alkalis, and Salts
In this acids worksheet, high schoolers review the definition of acids, bases, and salts. Students describe the differences between acids and alkalis and define neutralization. This worksheet has 2 short answer and 1 problem to solve.
Curated OER
Acids and Bases
Young scholars comprehend the basics of acid and base chemistry, with an emphasis on computation and equilibrium. They are introduced to the following concepts: Arrhenius, Bronsted-Lowry, Lewis definitions, Hydrogen Ion equilibrium, and...