Curated OER
Balancing Equations Challenge
In this balancing equations worksheet, students 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
Boron and Oxygen Atoms
For this atom molecule worksheet, students will use a boron atom diagram to answer three fill-in-the-blank questions. Then students will label the protons, neutrons, and electrons on an oxygen atom diagram.
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...
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
Interpreting Chemical Formulas
In this chemical formulas instructional activity, 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
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 worksheet, 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 groups and their...
Curated OER
Electron Dot Structures/Lewis Structures
In this elements learning exercise, students practice drawing electron dot structures for atoms. Students draw the Lewis Structures for molecules with single and multiple bonds plus polyatomic ions. This learning exercise has 33 problems...
Curated OER
What is Matter?
For 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
Science Multiple Choice Definitions Worksheets
In this science worksheet, students choose the multiple choice answer that best defines each of 15 science related vocabulary words.
Curated OER
How Do Atoms Stick Together?
In this chemical bonding activity, students answer 76 questions about compounds, Lewis dot structures, intermolecular forces between atoms, electronegativity and bonding and types of bonds.
Curated OER
Chemical Bonding and Shapes of Molecules
In this chemical bonds worksheet, students review the different types of bonds, Lewis dot structures, ions, and molecule shapes. This worksheet has 10 matching, 17 multiple choice, and 3 drawing questions.
Curated OER
Electonegativity-How Do Atoms Stick Together?
In this electronegativity worksheet, high schoolers use given electronegativity values for each element to determine the bond type in 9 molecules.
Curated OER
Atoms, Elements, Molecules, and Compounds
In this elements worksheet, students review the Bohr model and define negative and positive subatomic particles. Students compare molecules and compounds. This worksheet has 11 short answer questions and 4 problems to solve.
Curated OER
Combination of Atoms
In this atoms worksheet, students review protons, neutrons, electrons, molecules, compounds, and ions. This worksheet has 10 fill in the blank and 3 problems to solve.
Curated OER
Atoms, Molecules, and Chemical Bonds
In this atoms worksheet, students review the parts of an atom, Bohr diagram, atomic number, mass number, and covalent bonds. This worksheet has 5 drawings and 26 fill in the blank questions.
Curated OER
Compounds and Molecules
In this compounds activity, high schoolers compare separating elements of a compound and substances in a mixture. Students review melting and boiling point. This activity has 1 fill in the blank and 5 short answer questions.
Curated OER
Chemistry of Life Study Guide
Biology learners should understand a few chemistry basics. Here is a worksheet that introduces them to the concepts of chemical reactions, molecular bonding, and the unique combination of properties that make water vital to life....
Curated OER
Practice Final
A full-fledged practice final prepares pupils for their general chemistry final exam. If they complete these 57 multiple-choice questions correctly, they will be well-prepared. Note: even though the questions are multiple-choice, there...
Curated OER
Chemistry
In this chemistry learning exercise, students describe an atom, its parts, the charges of these parts, and atoms life functions. Then they explain what the octet rule states for the placements of electrons around the nucleus of an atom....
Curated OER
Ionic and Covalent Bonds
Ionic and covalent bonds are the focus of this chemistry activity, which provides learners with eighteen key terms to use in a fill-in-the-blank activity. Additionally, students are prompted to write the number of atoms in four given...
Curated OER
Moles Worksheet
In this chemistry worksheet, students identify and write how many significant figures they would use for each problem. Then they round the answers to the appropriate number of significant figures. Finally, students calculate the mass of...
Curated OER
Moles
In this moles activity, students determine the mole ratio in given compounds and calculate the number of moles of specific elements in chemical compounds. This activity has 19 problems to solve.
Curated OER
Chapter 16 Review- General Science
In this review of general science worksheet, students classify examples of matter as mixtures or substances, homogeneous or heterogeneous mixtures, or elements or compounds. Students also convert several examples using the standard...