Curated OER
Water
In this water worksheet, students compare and contrast elements and compounds. Students define chemical symbols, chemical formulas, and chemical properties. This worksheet has 19 short answer questions.
Curated OER
Ionic Compounds
For 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...
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
2009 U. S. National Chemistry Olympiad - Local Section Exam
Here is a copy of a past national challenge exam that you can use in your general chemistry course as a unit or semester review. Sixty multiple-choice questions query learners on properties of matter, stoichiometry, reactions, and...
Curated OER
Regents High School Examination PHYSICAL SETTING CHEMISTRY 2006
The 2006 version of the Regents High School Exam is just as thorough as the rest of them! Assess chemistry learners on an entire year's curriculum when they take this thirteen page test.
Curated OER
Measuring for Chemistry: Moles, Compounds, and Conversions
Through a station rotation activity, scientists complete 9 chemistry activities to complete this interactive worksheet. Concepts include molar masses, percent composition, accuracy vs. precision, mass of an object, scientific notation,...
Curated OER
Science
Young scholars read labels of candy bars. In this ingredients instructional activity, students examine a variety of candy bar labels to determine the contents. Young scholars research to find additional information on each candy...
Curated OER
Atoms, Elements, Molecules, and Compounds
In this elements worksheet, students review the Bohr model and define negative and positive subatomic particles. Students compare molecules and compounds. This worksheet has 11 short answer questions and 4 problems to solve.
Curated OER
Naming Inorganic Compounds
In this compounds worksheet, students review how to name inorganic compounds and then complete 2 graphic organizers naming the cations and anions.
Curated OER
Studying with Chemical Compounds
High schoolers create a foldable to help them remember topics on chemical compounds. In this physical science lesson, students differentiate ionic and covalent compounds. Given certain compounds, they identify whether it's ionic or...
Curated OER
General Chemistry
In this chemistry worksheet, students identify the name and abbreviation of the SI unit for mass, length, time, electric current, and temperature. Then they give the abbreviation for each of the units listed and describe what they are...
Cornell University
The Making of Macromolecules
Compare and contrast macromolecules made from the same elements. Young scholars learn how the structure of a molecule has as much influence on a compound as the elements in the molecule. They experiment with molecular model kits to...
Curated OER
Classifying Matter
Details about matter and how it is classified are included here. The slides, with differences about homogenous and heterogeneous mixtures, have diagrams to support the definitions and your class will appreciate the summaries to assist...
Curated OER
Grossmont College - Chem 115 Practice Exam 2
Here is a straightforward practice test for first year chemistry learners. Responders balance equations, identify types of reactions, represent electron configurations, and solve stoichiometry problems. Keep this handy to use as...
Curated OER
Hydrocarbons
Making models is always memorable. In this activity, physical science starters examine the structure of hydrocarbons using marshmallows, raisins, and toothpicks. They even act as atoms themselves and link arms to represent covalent...
University of North Carolina
Sentence Patterns
In an ideal world, sentences in a college-level essay should feature a variety of sentence types. In reality, most papers stick to simple and compound sentences, two of the types a handout on sentence patterns discusses. Part of a larger...
University of Colorado
Marvelous Martian Mineralogy
All you need is light. Groups use a reflectometer to find the reflectivity of specific chemical compounds. Learners compare the graphs of the reflectivity of the known compounds to Martian soil. Using the graph comparisons, scholars...
Curated OER
Fun Physics You Can See
Fascinating aspects of electromagnetic radiation and its use in obtaining and transferring information are described here. Learners will find the connections to current technology interesting. Although the slides are text-heavy, they do...
Pingry School
Isotopes and Atomic Mass – Determination of the Average Atomic Mass of Pastium
Sometimes modeling is the best approach to working with microscopic particles. A lab investigation models a fictional element using pasta. The setup uses three different pasta types to represent three different isotopes. Learners...
K20 LEARN
Untwining And Intertwining: Chemical Reactions
What happened when the chemistry teacher told a bad joke? There was no reaction! A creative take on the traditional reaction types lesson invites learners to draw their own conclusions about how compounds and elements combine. Groups...
Learning Games Lab
Nitrogen in Fertilizer
Nitrogen is an essential element for productive farming. An interactive lesson explores the chemical makeup of different fertilizers and their corresponding nitrogen content. The interactive challenges individuals to complete...
Pingry School
Replacement of Hydrogen by a Metal
As the most abundant element on the earth, hydrogen requires no replacement. Yet scholars learn to replace hydrogen with a metal to liberate the hydrogen gas. A simple procedure and data table include the necessary information and...
Curated OER
Group 7 - The Halogens
Properties and uses of the halogen elements are illuminated by this compact collection of slides. Examples of halogen reactions with alkali metals, hydrogen, and water are also explained. This is a nifty resource to support an...
Curated OER
Chemical Compounds
For this chemical compounds worksheet, students write the name or chemical formula for the given compounds. Students determine the mass of a cylinder and a given volume of ethanol. This worksheet has 2 fill in the blank questions and 2...
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