Interactive
Curated OER

Atomic Weight

For Students 6th - 11th
In this chemistry worksheet, students read about atoms, their charges, and their parts; protons and neutrons. They examine how to determine atomic weight by looking at an example. They work online as they practice finding the atomic...
Worksheet
Curated OER

Periodic Table

For Students 9th - 12th
For this periodic table and elements worksheet, students review valence electrons, octet rule, oxidation number, and the difference between metals and non-metals on the periodic table. This worksheet has 5 matching, 20 fill in the blank,...
Lesson Plan
Curated OER

Activity #3 Are Particles "Real?"

For Teachers 7th - 8th
Students verbalize a simple particle theory, They apply their particle theory to explain what happens during chemical reactions and how this theory supports the law of conservation of matter. Pupils comprehend that the atomic theory,...
Lesson Plan
Curated OER

Relative Masses

For Teachers 9th - 12th
Students investigate relative mass using 8 different items. In this relative masses lesson plan, students discuss as a class John Dalton's atomic theory. They take the masses of the 8 items and record their data. They discuss relative...
Worksheet
Curated OER

Electron Configuration Worksheet

For Students 12th - Higher Ed
In this chemistry activity, students complete the table for each element by writing the electron configuration of the element and giving the values of the four quantum numbers. They also create an energy level diagram for their element...
Worksheet
Curated OER

Bonding

For Students 9th - 12th
In this bonding worksheet, students read about the octet rule in bonding, ion notation, ionic bonds, covalent bonds and oxidation numbers. Students write 2 ion notations, they determine if 8 sets of ions will make compounds, they draw 2...
Worksheet
Curated OER

Periods and Groups; Valence Electrons; Masses

For Students 9th - 12th
In this periods, groups, valence electrons and masses learning exercise, learners are given information about all these components of the periodic table. Students identify 4 elements in specific periods and groups, they find the valence...
Worksheet
Curated OER

Integrating Physics-Atomic Fingerprints

For Students 9th - 11th
In this atomic fingerprint worksheet, students read about the Bohr model and electrons changing energy levels and emitting energy. They answer questions about the atomic spectrum and the fingerprints for specific atoms.
Worksheet
Curated OER

Bonding Basics Review

For Students 9th - 11th
In this bonding learning exercise, students complete a chart of elements, their symbols, the total number of electrons, the number of valence electrons and the oxidation numbers. They draw Lewis structures for atoms and show the transfer...
Lesson Plan
Curated OER

Reading Chemical Formulas

For Teachers 9th - 12th
Young scholars interpret basic chemical formulas. When class begins, students interpret a "chemical formula" for fruit salad. After they interpret the recipe, young scholars use the same strategies to identify chemical formulas. They...
Organizer
Curated OER

Oxidation/Reduction Reactions

For Students 10th - Higher Ed
In this chemical reactions learning exercise, students review the oxidation number rules and then assign oxidation numbers to atoms in given compounds. Students identify the reducing agent and the oxidizing agent in reactions. Students...
Worksheet
Curated OER

Periodic Table Trends

For Students Higher Ed
In this periodic trends learning exercise, students solve ten problems related to elements in the periodic table. Students write electron configurations for atoms and they compare elements and their periodic trends.
Worksheet
Curated OER

Periodic Table

For Students 7th - 9th
In this periodic table worksheet, students are given 12 terms and must match the terms to their appropriate definition. Topics include types of bonds, types of elements, and types of ions.
Worksheet
Curated OER

Molecular Mass and Percent Composition

For Students 9th - 12th
For this molecular mass and percent composition worksheet, students complete 5 sections where they determine atomic masses of given elements, they determine formula masses for given molecules, they find the molecular mass of 12 molecules...
Lesson Plan
Curated OER

Alkali Metals

For Teachers 6th - 8th
Students explore the unique properties of alkali metals. In this chemistry instructional activity, students create a mural of fireworks display after researching its different element components. They write a brief description about an...
Worksheet
Curated OER

How Bonds Form

For Students 9th - 12th
In this bonding worksheet, students read about the attraction of electrons to the protons in other atoms to gain, lose or share electrons in bonds. Students answer eight questions about bonding using the reading and their knowledge of...
Lesson Plan
Curated OER

Periodic Table

For Teachers 9th - 12th
High schoolers investigate the structure and development of the periodic table. In this periodic table lesson plan, students are given colored strips of paper that represent different atoms. They classify the atoms based on the paper's...
Worksheet
Curated OER

Naming and Writing Chemical Formulae-I

For Students 9th - 12th
In this naming and writing chemical formulas instructional activity, students are given directions and practice writing simple chemical formulas. They identify positive and negative valence elements, they name nonmetal compounds, they...
Worksheet
Curated OER

How to Balance Equations for Oxidation-Reduction Reactions

For Students 9th - 12th
In this balancing oxidation-reduction reactions, learners learn how to assign oxidation numbers to atoms in compounds, they learn how to write half reactions in order to balance oxidation-reduction reactions in acidic or neutral...
Worksheet
Curated OER

Metals vs. Non-Metals: Dot Diagrams; Ions

For Students 9th - 12th
In this metals, non-metals, dot diagrams and ions activity, students read about each of these topics and they identify if 8 elements are metals or non-metals, they draw electron dot diagrams for 5 elements, they write the charge of 3...
Worksheet
Curated OER

Extracting Oxygen from Moon Rocks

For Students 9th - 12th
In this extracting oxygen from moon rocks worksheet, students read about the need for oxygen for lunar colonists. Students solve 2 problems about the lunar mineral ilmenite which contains oxygen and other elements. They find the molar...
Lesson Plan
Curated OER

How Stuff Is Put Together (Chemical Bonding)

For Teachers 4th
Fourth graders participate in a simple experiment that shows the ratio of elements that make up water.
Worksheet
Curated OER

Average Atomic Mass

For Students 9th - 12th
In this average atomic mass activity, students read about how the protons and neutrons make up the atomic mass of an element. They find the average atomic mass given four problems.
Worksheet
Curated OER

The Bohr Model vs. the Wave Mechanical Model

For Students 9th - 12th
In this Bohr model and wave mechanical model worksheet, students read about the differences between these two models of the atom. Students answer four questions about these models.

Other popular searches