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Worksheet
Curated OER

Oxidation Numbers

For Students 10th - Higher Ed
In this oxidation numbers worksheet, students determine the oxidation number for given elements and draw Lewis Dot Diagrams. This worksheet has 6 fill in the blank and 11 short answer questions.
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Worksheet
Curated OER

Metals and Nonmetals

For Students 10th - 12th
In this elements worksheet, students determine if the given elements are metals or nonmetals. Students give the valence electrons for other elements. This worksheet has 10 fill in the blank questions.
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Worksheet
Curated OER

Families of Elements

For Students 10th - 12th
In this elements worksheet, students 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.
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Worksheet
Curated OER

Elements, Compounds, and Mixtures

For Students 7th - 8th
In this elements, compounds, and mixtures worksheet, students answer questions about the properties of elements, mixtures, and compounds. Students identify the physical changes that is made to a substance to determine if it is an element.
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PPT
Science Geek

Covalent Bonding

For Teachers 9th - 12th
When it comes to covalent bonds, sharing is caring. Presentation covers the octet rule with multiple examples, Lewis Dot Structures with an example, and resonance. Presentation is the first in a five-part series.
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PPT
Science Geek

Naming Binary Molecular Compounds

For Teachers 9th - 12th
She has been reading that book about helium all day; she just can't put it down! Presentation begins with the rules for naming binary molecular compounds using prefixes and suffixes. After a list of prefixes for review, it offers guided...
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Lesson Plan
Curated OER

Up and Atom

For Teachers 7th - 8th
"Up and Atom" is a mini-unit introducing middle-schoolers to the wonders of elements. Participants draw atom models, examine the periodic table, compare samples of metals to nonmetals, identify unknown elements, and more! The beginning...
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Worksheet
Curated OER

Naming and Writing Chemical Formulae-I

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

Periodic Table Assignment

For Students 9th - 12th
In this periodic table worksheet, students complete a crossword puzzle given 22 clues about elements in the periodic table, periodic law, properties of elements and atomic mass and number. Students also fill in a periodic table to...
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Worksheet
Curated OER

What are the Trends in the Periodic Table?

For Students 9th - 12th
In this periodic trends worksheet, students fill out a portion of a periodic table with the atomic number, the atomic radius, the number of shells and the number of outer shell electrons for each element shown. They answer six questions...
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Worksheet
Curated OER

Elements

For Students 10th - Higher Ed
In this elements worksheet, students write in the symbol of the chemical element that matches its description. This worksheet has 10 fill in the blank questions.
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Worksheet
Curated OER

Building Blocks of Matter

For Students 9th - 10th
In this science worksheet, students identify different parts of one element from the periodic table. Students also complete a chart by writing the appropriate characteristics for metals, metalloids, and nonmetals.
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Worksheet
Curated OER

Using the Stock System

For Students 10th - Higher Ed
In this compounds worksheet, students learn the rules for naming compounds, the stock system. Students apply these rules by writing the names or formulas for the 20 given compounds.
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Lesson Plan
Curated OER

One for the Money

For Teachers 8th
Eighth graders sort items as they are shown one at a time by the teacher. They attempt to identify the one physical trait the teacher is looking for (metal and not metal). After several objects have been shown and placed in groups, the...
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Worksheet
Curated OER

Ions and Ionic Compounds

For Students 9th - 12th
In this ions worksheet, students use a charge chart in a textbook to determine the charges of different types of compounds. This worksheet has 24 fill in the blank questions.
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PPT
Curated OER

Size of Atoms - Trends

For Teachers 9th - 12th
This compendious collection of slides leaves no questions when it comes to the concept of atomic size. Thorough and easy-to-read graphs, tables, and graphics explain atomic radii, the shielding effect, the octet rule, isoelectric...
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Worksheet
K12 Reader

Elements & Atoms

For Students 2nd - 3rd Standards
Study matter in a new way with a cross-curricular assignment for language arts and math. Learners answer five reading comprehension questions after reading a few paragraphs about the periodic table, properties of elements, and how atoms...
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Lesson Plan
Curated OER

Magnificent Magnets

For Teachers 1st - 4th
Students identify the properties of a magnet. In this physics lesson plan, students explore the strength of the magnet by testing out how a magnet reacts to various materials. The various objects the students test include paper clips,...
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Lesson Plan
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Agency for Toxic Substances and Disease Registry

Don't Mess with Mercury (Lesson B)

For Students 6th - 8th Standards
At one point, people thought mercury was therapeutic for humans, but now we know it is highly toxic. The second of three activities covering mercury focuses on its health hazards if humans are exposed. Pairs research and answer questions...
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Lesson Plan
Curated OER

Periodic Table of Elements

For Teachers 8th - 10th
Beginning chemists examine a collection of elements and compounds as they are introduced to the periodic table. The lesson plan is not cohesive and does not provide detailed instructions on how to teach it. However, it does includes a...
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Lesson Plan
Curated OER

Magnets

For Teachers 2nd
Second graders classify objects and create hypotheses regarding their magnetic properties. They watch a video about magnets and finally use a magnet to test their hypotheses created earlier.
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Lesson Plan
Curated OER

Introduction to the Periodic Table

For Teachers 8th
Eighth graders investigate the different elements of the Periodic Table. In 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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PPT
Curated OER

Binary Hydrogen Compounds

For Teachers 9th - 12th
Viewing this slide show prepares your chemistry scholars for chemical nomenclature. Specifically, binary hydrogen compounds and ternary compounds formed from oxyacids are dealt with. One highlight is a useful graphic organizer for naming...
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Worksheet
Curated OER

WS 7.1.3 Molecular and Ionic Compounds

For Students 10th - 12th
In this compounds activity, students name ionic and molecular compounds given their formulas. They also write the formulas for molecular and ionic compounds given their names.

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