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...
Learning Games Lab
Nitrogen in Pollutants
Responsible farming is important for maintaining natural resources. Eager scientists complete a WebQuest to explore what happens to nitrogen when it enters the soil. They learn about the chemical makeup of nitrogen-based molecules...
Curated OER
Combination of Atoms
In this atoms activity, students review protons, neutrons, electrons, molecules, compounds, and ions. This activity has 10 fill in the blank and 3 problems to solve.
Curated OER
The Structure of Matter
In this matter worksheet, learners compare and contrast chemical and physical properties and explain the relationship between a pure substance and a mixture. Students review the properties of metals and nonmetals. This worksheet has 1...
Curated OER
Stoichiometry
Students research chemical formulas and balance chemical equations. In this chemical equations lesson students complete a class activity on chemical equations and answer questions.
Curated OER
Chemical Elements and Compounds Crossword
In this elements learning exercise, students complete a crossword puzzle by figuring out the vocabulary words associated with the 25 clues given.
Curated OER
Ozone Tag
Seventh graders explain the role of stratospheric ozone and predict at least three ways in which depleted ozone would change her/his lifestyle. They then describe the process by which chlorine or bromine compounds can break down ozone...
Curated OER
How Do I Get a Pure Sample of the Molecules I Make?
Pupils initially engage in online research and consult print materials to identify a compound to produce. Once a selection has been made, individually, students conduct lab experiments to isolate substances. The end product is a...
Curated OER
Playing With Polymers
Students explore the world of polymers. In this chemistry lesson, students make polymers and observe their properties. Follow-up questions and extension activities are included.
Curated OER
Worksheet 7 - A Practice Quiz 3
Every sort of chemical bond is touched upon during this assignment. Chemistry whizzes identify what type of bond is formed by analyzing chemical formulas or Lewis structure diagrams. Multiple choice questions also ask learners about...
Curated OER
Atomic Mass, Moles, and the Periodic Table
In this periodic table worksheet, students review atomic mass, molar mass, and percent composition of compounds. Then students complete 4 problems.
Curated OER
Organic Chemistry I: Problem Set 17-alkenes
In this organic chemistry of alkenes worksheet, students name and write the chemical formulas for 12 alkenes and then complete 3 short answer questions about the saturation of alkene compounds.
Curated OER
Chemistry Word Search
In this chemistry worksheet, students locate and identify various vocabulary terms related to chemistry. There are nine words/phrases located in the puzzle to find.
Curated OER
Elements And Atoms
Students investigate the concept of elements and atoms. They conduct research using a variety of resources and use the information in order to create a class presentation. The lesson includes specific dialogue and steps for the teacher...
Curated OER
How do plant & animal cells make and use energy?
Learners show the relationship between the need for plants to undergo photosynthesis in order to generate oxygen. They see the flaws associated with this thinking because of the lack of CO2 and H2O and lack of sufficient gravity in order...
Curated OER
Stoichiometry
In this stoichiometry worksheet, students identify types of reactions, show the products, and balance the equations. Students determine the limiting reagent, theoretical yield, and percent yield for given reactions. This worksheet has 5...
Curated OER
Ethyl Alcohol
In this ethyl alcohol worksheet, students read about the characteristics of ethanol including the effects it has on the body when ingested and digested. This worksheet has 2 short answer questions.
Curated OER
Acid, Base, or Salt?
In this acids and bases instructional activity, students read about the differences between acids and bases and then complete a table comparing the characteristics of both. Then students determine if the given statements describe an...
Curated OER
Activity #3 Are Particles "Real?"
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,...
Curated OER
Life Processes and Water
Explain the properties of water. Identify the properties of water that make it a polar molecule Describe hydrogen bonds and how they differ from covalent bonds Discuss the differences between hard water and soft water Compare the heat of...
Science Geek
Covalent Bonding
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.
Serendip
Photosynthesis and Cellular Respiration
How does energy from the sun make plants grow? Scholars move step by step through the processes that promote plant propagation during a detailed lesson. The resource illustrates ADP production and hydrolysis, then allows learners to...
Serendip
Food, Energy and Body Weight
High schoolers learn why humans need calories, how they control weight with food choices, and the impact of exercise on energy. Scholars then apply their understanding to a case study of lunch choices and exercise.
Virginia Department of Education
Mystery Anions
Lost an electron? You should keep an ion them. Young chemists learn qualitative analysis in the second lesson of an 11-part chemistry series. After observing reactions of simple salts, the teacher provides pupils with unknown...