Virginia Department of Education
Matter and Energy: Equations and Formulas
Using simple materials, an informative instructional activity demonstrates the Law of Conservation of Matter and explains how to balance chemical equations. Young chemists perform experiments, analyze reactions, and balance...
Curated OER
Color, Light, and Excited Electrons
Investigate color, light and excited electrons and produce waves using slinkys. Your high schoolers will observe a continuous spectrum with a prism and an overhead projector. They observe flame tests to identify elements and they observe...
Creative Chemistry
Displacement Reactions of the Halogens
During this lab activity, chemists discover the reactivities of chlorine, bromine, and iodine as examples of the halogens. They use a displacement reaction as a test by adding other compounds and observing for a color change. The lab...
California Academy of Science
Ocean Acidification Mock Conference
In a comprehensive role playing activity, teens play the parts of different stakeholders in the realm of acidic oceans. They research, debate, and create a presentation from the perspective of either ocean organisms, the fishing...
Massachusetts Institute of Technology
Lego Atoms and Molecules: Chemical Reactions
Show young chemists what a chemical reaction looks like with two parts of a hands-on experiment. First, learners conduct a wet lab where they observe the reactants (baking soda and calcium chloride, with phenolsulfonphthalein)...
University of Georgia
Would Your Cat Eat This Stuff?
Processed foods use inorganic compounds for flavoring and preservation. This take-home laboratory challenges scholars to find 20 different compounds identified on the labels of foods to list on their data collection sheet. The activity...
Cornell University
What Is Rust?
Why do metals rust differently? Scholars experiment with metal combinations in a hands-on activity. They create unique environments with different metals and compare the rate and amount of rust for each.
Curated OER
Reading Comprehension Worksheet: Compounds & Elements
In this reading comprehension worksheet, students read several short paragraphs about compounds and elements and then answer several questions about the text.
Curated OER
Bank On It! Compounds and Elements
In this science worksheet, learners use words from a word bank to fill in 25 blanks in a cloze story about compounds and elements.
Curated OER
What is a Solution?
In this solutions worksheet, students will review 9 vocabulary words associated with solutions including mixtures, elements, compounds, and dissolving. Students will complete a word puzzle in this worksheet.
Curated OER
Matter and Change
In this matter and change worksheet, students answer 24 questions on topics such as elements, compounds, mixtures and chemical reactions. Students answer questions about the properties of matter such as their physical state and shape. In...
Virginia Department of Education
Chemical Bonds
How are chemical bonds similar and how are they different? Provide your young chemists with the resources to more thoroughly understand the concepts of ionic and covalent bonds. Pupils research these topics, diagram examples of each...
Curated OER
Atomic Structure and Ionic Bonding (A Visual Approach)
Using toothpicks, marshmallows, and round colored sticky dots, physical science enthusiasts build models of an atomic nucleus. In this eighth grade chemistry lesson plan, they play an atom-naming game with the models that they have...
Curated OER
WS 8.7 Solutions, Colloids and Suspensions
In this solutions, suspensions and colloids learning exercise, students use diagrams to show how particles are different in each of these mixtures. They also distinguish between characteristics of each of these types of mixtures and...
Curated OER
Making Molecules
In this making molecules worksheet, students complete a table of elements with their symbol, atomic number, atomic mass, number of protons, number of electrons, period and group. Students then make models using pipe cleaners and beads of...
Department for Children, Schools and Families
Explaining Change Processes Using a Simple Particle Model of Matter
The more things change, the more they stay the same. This unit includes seven lessons starting with physical change and moving through to chemical change. Conservation of matter is explained clearly with multiple hands-on activities and...
Curated OER
Determining Percent Composition
In this percent composition worksheet, high schoolers calculate the percent composition of compounds using their formula masses and masses of individual elements. They solve nine problems including calculating percent composition,...
NOAA
The Dead Zone
The fifth installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program defines dead zones and how they form. Pupils then examine data from the Gulf of Mexico to determine dead zone formation.
Curated OER
Get the Big Picture
In this atom, element, and atom learning exercise, students will read descriptions of each and then use this information to fill in the blanks of 4 questions.
Curated OER
WS 4.5 Percent Composition and Empirical Formula
In this compounds learning exercise, learners determine the empirical formulas and percent compositions of compounds given chemical formulas, mass of elements in compounds and percentages of elements in compounds.
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
Worksheet 2-2 Stoichiometric Tools
In this stoichiometry worksheet, students solve a variety of problems including finding empirical and molecular formulas, determining molarities of solutions, determining molecular weights of compounds and calculating the percent mass of...
Curated OER
Chemistry in Action
In this chemistry in action worksheet, learners read about sulphuric acid, the use of metals, the production of titanium and the detection of chemical elements and compounds. Students are given 8 statements about what they should...
Royal Society of Chemistry
Shapes of Molecules—Distortion from the Pure Geometry
Ready to introduce the realities of molecular geometry to chemistry pupils? Use a logic-based interactive! Perfect as individual practice, the puzzles explore the bond angles and repulsions present in three common molecular shapes.