Curated OER
Periodic Table Basics Review Sheet
For this periodic table worksheet, students complete a chart with the appropriate element symbol, the atomic mass and the atomic number. They classify elements by their groups and as metals, nonmetals or semi-metals. They also answer two...
Curated OER
Practice with Ions
In this ions worksheet, students answer questions about atoms that have gained or lost electrons, they find the number of electrons atoms tend to gain or lose and they answer questions about bonding in atoms. They answer 6 questions...
Curated OER
The Interactive Periodic Table of the Elements
High schoolers study the different types of metals. In this investigative lesson students watch a demonstration on the effects of temperature on atoms and take a tour through baone matter.
Curated OER
Ionic, Covalent, and Metallic Bonding
You may want to make a few changes before sharing this slide show with your chemistry class. For one, remove the bright blue swirly background that makes the black font hard to read. Ionic bonds are described with the use of an electron...
Curated OER
Plant Pigments
Young scholars investigate the components of chlorophyll. They use paper chromatography to separate the many pigments of chlorophyll from one another.
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
Making Electricity
Starting with definitions and terms related to how electricity flows, these slides assist in understanding of displacement reactions. Some typical displacement reactions that occur with a flow of electricity through a solution are...
Curated OER
Relative Mass Formula, Atomic Formula, and Empirical Formula
After giving the definitions of the different compound terms and formulas, equations are provided to teach your chemists to calculate different values. Relative formula mass, atomic mass, and empirical mass are shown and explained with...
Science Geek
Ionic Bonding
Here's a presentation that answers the age-old question of the covalent bond to the ionic bond, "Why won't you share?" Included is information about covalent and ionic bonds, the octet rule, ionic compounds, cations versus anions, and...
Science Geek
Percent Composition, Empirical and Molecular Formulas
Help your pupils understand when empirical becomes molecular. The lesson presentation demonstrates the connection between empirical formulas and molecular formulas. Then, given percent composition, the lesson demonstrates the steps to...
It's About Time
Chemical Names and Formulas
Abracadabra! Provide your class with the tools to perform a chemical "magic show" as they predict the charges of various ions, determine ionic compound formulas, and make observations to determine when a chemical reaction between two...
Virginia Department of Education
Mystery Anions
Lost an electron? You should keep an ion them. Young chemists learn qualitative analysis in the second activity of an 11-part chemistry series. After observing reactions of simple salts, the teacher provides pupils with unknown samples...
National Institute of Open Schooling
Coordination Compounds
Cyanide, a coordination compound, is used in the extraction of gold and silver. Part 24 in the series of 36 delves into the world of coordination compounds. Classes learn, through readings, discussions, and answering questions, how to...
Curated OER
Oxidation Reduction Reactions
For this chemistry worksheet, students find the outcomes necessary for the oxidation reduction reactions. The sheet includes background information.
Curated OER
Ionic Nomenclature
One document contains five different worksheets for practice naming and writing formulas for ionic compounds. The first is particularly notable, as it systematically walks beginning chemists through the process of using the periodic...
NASA
Atomic Numbers and Multiplying Fractions
Here is a way for beginning chemists to review the skill of multiplying fractions! A segment of the periodic table of elements is presented at the top of the page, from which learners obtain the atomic number to use in six calcualtions....
American Chemical Society
Using Dissolving to Identify an Unknown
There is a solvent called aqua regis that can dissolve gold! After observing a solubility demonstration, groups receive four known crystals and one unknown. Based on the demo, they design an experiment to determine the identity of the...
Curated OER
Elements And Compounds
In this elements and compounds worksheet, students solve 27 clues in a crossword based on the atomic structure of elements and bonding of compounds.
Curated OER
Countdown Challenge
In this countdown challenge worksheet, students find the 10 common elements from the human body, earth's crust, and ancient times and color code them. Students fill the atomic number of the elements in a given periodic table.
Curated OER
Acids and Alkalis
This PowerPoint progresses slide-by-slide through all the facts you would want to deliver about acids, alkalis, salts, and the related lab tests. Each slide has one or two facts about a physical or chemical property or behavior. The...
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
Ionic Compounds
In this compounds worksheet, students review the structure and properties of ionic compounds, their formulas and nomenclature, and molecular mass and percentage composition. This worksheet has 4 short answer questions and 7 problems to...
Curated OER
Chemical Calculations
For this elements worksheet, students use the relative atomic masses of given elements to calculate the relative formula mass. Students calculate the mass of compounds from given number of moles and determine the number of moles from a...
Curated OER
Periodic Table
In this periodic table and elements instructional activity, students review valence electrons, octet rule, oxidation number, and the difference between metals and non-metals on the periodic table. This instructional activity has 5...