Curated OER
Unit 2 Quantities Review
In this quantities in chemistry activity, students solve 13 review problems about percent composition, significant digits, the mole, simple and molecular formulas, balancing equations, stoichiometry, limiting reagents and percent yields.
Virginia Department of Education
Mystery Iron Ions
Young chemists perform an experiment to determine if a compound is iron (II) chloride or iron (III) chloride. Then they determine the formula, balance the equation, and answer analysis questions.
Virginia Department of Education
Properties of Compounds and Chemical Formulas
Young chemists have unknown compounds they need to sort. Performing three different tests on each, the chemical behaviors they observe become the basis for data analysis.
Curated OER
Science and Technology
Eighth graders explore the roles of science and technology in today's world. They research a topic based on the uses of science in society. Students discuss medicine, power, transportation, water and sewage treatment and stereos, TVs....
Curated OER
Hydrogen Powered Cars
Students apply the principles of chemistry to investigate the concept of how a hydrogen powered car works. They study the electrochemical reactions that provide the energy source. Students also record observations in the functioning of a...
Curated OER
The Big Bang
Fifth graders relate the elements in the human body to those produced during a supernova. In this space science and chemistry lesson, 5th graders listen to a lecture and view visuals about the big bang. They relate the production of...
Curated OER
Teaching Atomic Structure Using Cooperative Learning
Individuals in a group of four each take on a different role: atomic number expert, mass number expert, isotope expert, and nuclear atom expert. They teach each other about their area of expertise. As an assessment, a short quiz is...
Curated OER
Atoms, Molecules and Ions
Atomic theory, experiments that contributed to our knowledge of matter, atomic structure, isotopes, and ions are covered in these 33 slides. Quality diagrams and labeled charts will help activate understanding. The presentation concludes...
Curated OER
Unit 2 ~ Atomic Structure
As an atomic structure reference and review tool, this handout fits the bill. The first page provides definitions and tables of orbitals, electrons, and energy levels. The second page is an opportunity to practice determining numbers of...
Curated OER
Reactor Incident
Young scholars are introduced to Chernobyl incident and the resulting environmental health impacts they watch a PowerPoint presentation, read articles and discuss what they have gained from these sources.
Curated OER
Coordination Compounds
For this coordination compounds worksheet, students determine the name, coordination sphere, center of coordination, ligands, and coordination number for given compounds. This worksheet has 5 fill in the blank questions.
Curated OER
Unknown Element Project
Pupils work with a partner to determine the identity of an unknown element based on given descriptions. Groups use classroom textbooks, encyclopedias, and science internet sites to identify their unknown element then write a report as...
Curated OER
Half-life Worksheet
In this half-life worksheet, students determine how long it takes for a 100g sample of AU-198 to decay to 6.25g. Then they determine the half-life of a radioactive isotope if a 500.0g sample decays to 62.5g in 24.3 hours. Students also...
Curated OER
Periodic Trends
Chemists compare the electronegativity, ionization energy, electron affinity, and ionic radius of different elements. This worksheet is composed of 11 multiple choice questions, and 8 written explanations. Critical thinking skills are...
Curated OER
Energy and Conservation
Touching upon energy sources and the causes of pollution, this PowerPoint could be expanded. For example, it describes the greehnouse effect and the problems associated with global warming, but does not indicate that the greenhouse...
Curated OER
Group 14, The Carbon Group
Six slides summarize the details about group 14 in the periodic table, otherwise known as the carbon group. Young chemists will see facts about carbon itself, and then some general uses of related metalloids. This is a short and basic...
Curated OER
Chapter 22 - 25 Review
In this chemistry review worksheet, students explore their knowledge of solutions, acid and bases, nuclear reactions, and radioactive decay as they answer 33 matching, fill in the blank, and short answer questions.
Curated OER
Summary of Periodic Trends
This concise collection of images speaks volumes about the trends in the periodic table of elements. Different versions of the periodic table are displayed demonstrating different trends. Teachers' notes are included to assist your...
American Museum of Natural History
Climate Change
It actually is possible to have too much of a good thing when it comes to climate change. A slide show lesson describes how burning fossil fuels contributes to climate change. Individuals read about the scientific process and the...
Curated OER
Periodic Table Basics Review Sheet
In 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
The Energy Debate - Global Warming
Students describe what global warming is, what causes global warming and the impact to our world. They study the threat of global warming and its relationship to the use of fossil fuels.
Curated OER
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...
Curated OER
Radioactive Isotopes
Students describe an isotope and radioactive isotope in a written essay. They describe how a specific country or region was affected by radioactive contamination and attempt to sympathize with those affected by these radioactive...
Curated OER
Rocketry
Students design and construct a paper rocket that can be launched with a drinking straw. They participate in a lecture and read an article about rocketry and how Newton's Third Law applies to rocket launches. Each student constructs...