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Periods and Groups; Valence Electrons; Masses
In this periods, groups, valence electrons and masses worksheet, students are given information about all these components of the periodic table. Students identify 4 elements in specific periods and groups, they find the valence...
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Integrating Physics-Atomic Fingerprints
In this atomic fingerprint instructional activity, 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.
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Alkali Metals
Middle schoolers explore the unique properties of alkali metals. For this chemistry lesson, students create a mural of fireworks display after researching its different element components. They write a brief description about an alkali...
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Bonding Basics Review
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...
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Reading Chemical Formulas
Students interpret basic chemical formulas. When class begins, students interpret a "chemical formula" for fruit salad. After they interpret the recipe, students use the same strategies to identify chemical formulas. They evaluate the...
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Oxidation/Reduction Reactions
In this chemical reactions worksheet, 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 practice...
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Periodic Table Trends
In this periodic trends worksheet, 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.
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Periodic Table
In this periodic table activity, 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.
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Molecular Mass and Percent Composition
In this molecular mass and percent composition activity, 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...
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How Bonds Form
In this bonding worksheet, high schoolers 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...
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Periodic Table
Students 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...
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Introduction to the Periodic Table
Eighth graders investigate the different elements of the Periodic Table. For this chemistry lesson, 8th graders pick an element to research, then present to the class using a powerpoint presentation or a poster.
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General Chemistry
In this chemistry worksheet, students identify the name and abbreviation of the SI unit for mass, length, time, electric current, and temperature. Then they give the abbreviation for each of the units listed and describe what they are...
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Metals vs. Non-Metals: Dot Diagrams; Ions
In this metals, non-metals, dot diagrams and ions learning exercise, 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...
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How to Balance Equations for Oxidation-Reduction Reactions
In this balancing oxidation-reduction reactions, students 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...
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Naming and Writing Chemical Formulae-I
In this naming and writing chemical formulas worksheet, students are given directions and practice writing simple chemical formulas. They identify positive and negative valence elements, they name nonmetal compounds, they name compounds...
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Extracting Oxygen from Moon Rocks
In this extracting oxygen from moon rocks activity, 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...
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The Spectrum of a Star
Tenth graders identify stars based on their line spectra. In this astronomy lesson, 10th graders analyze spectrograph and determine the elements present in the star. They explain the relationship between temperature and star classes.
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How Stuff Is Put Together (Chemical Bonding)
Fourth graders participate in a simple experiment that shows the ratio of elements that make up water.
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Average Atomic Mass
In this average atomic mass worksheet, high schoolers read about how the protons and neutrons make up the atomic mass of an element. They find the average atomic mass given four problems.
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The Bohr Model vs. the Wave Mechanical Model
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.
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Radioactivity Experiments
Students study the difference between types of ionizing radiation and how elements are transmuted. They determine that radiation is normal and surrounds us. They calculate the amounts of alpha, beta and gamma radiation emitted from a...
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Balancing Equations Online
In this balancing equations worksheet, learners use an on line source to answer questions about balanced equations and they write balanced equations for various types of reactions. They balance equations using an on line game that allows...
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Periodic Table Basics
In this periodic table worksheet, students answers 10 fill in the blank questions by reading information form a periodic table. Then also complete Bohr Models of the atoms of 12 different elements.