Curated OER
Chemistry II Enthalpy Worksheet
In this enthalpy equation learning exercise, students are given 3 examples of chemical reactions. Students then respond to 4 practice problems and 1 challenge problem in regard to heat and energy change and release.
Curated OER
Describing Chemical Reactions
In this chemical reactions worksheet, students fill in 12 blanks with the appropriate terms related to chemical reactions. They also indicate if 4 statements are true or false and match 7 words with their descriptions. Students complete...
Curated OER
Endothermic or Exothermic Reactions
In this chemical reaction worksheet, students determine if given reactions are endothermic or exothermic reactions. Students determine the energy released or consumed when chemical reactions occur. This worksheet has 5 problems to solve.
Curated OER
Chemical Compounds
In this chemical compounds instructional activity, learners determine the mechanism for chemical reactions, predict the products for given reactions, and write in the structure for compounds. This instructional activity has 5 problems to...
Curated OER
Follow Up Questions Lab 1-Chemical Reactions
In this chemical reactions worksheet, learners answer follow up questions to a lab where they were observing chemical changes in reactions after mixing products such as hydrochloric acid and sodium bicarbonate. They answer six questions...
Kenan Fellows
Reaction Stoichiometry—How Can We Make Chalk?
What is a reasonable percent yield in the manufacturing process? Scholars develop a process for producing chalk in the third activity of a six-part series. Then, they must determine the theoretical and percent yield. Discussions about...
Virginia Department of Education
Predicting Products and Writing Equations
A chemistry lesson plan presents 14 chemical reactions for scholars to observe, write the equation, and balance the equations. Additionally, it provides ways to extend the activity as it relates to catalysts.
Royal Society of Chemistry
Polymers—Gifted and Talented Chemistry
Polymers are an important part of our day-to-day lives, but how much do your pupils know about them? Learn the basics and beyond in a series of activities designed to build skills in observation, planning, organic chemistry, and bonding.
Chymist
Writing Chemical Equations
Communicate chemistry clearly with a concise guide to writing chemical equations. It covers everything from the parts of a chemical equation to the different types of reactions that budding chemists may encounter.
Curated OER
Activity #1 Reactions: Chemical or Physical?
Students distinguish between physical changes and chemical changes. They comprehend that chemical reactions produce new substances with compositions and properites which are different than those of the starting materials. Pupils also...
Curated OER
1999 U.S. National Chemistry Olympiad Part II
A variety of topics including reaction rates, combustion reactions, periodic trends, and ionization reactions are included in this exam. Test takers also practice calculating empirical and molecular formulas of compounds.
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
2000 U.S. National Chemistry Olympiad Part II
In this chemistry olympiad problem solving instructional activity, chemistry pupils solve eight problems on a variety of topics including periodic trends, phase changes, ionization reactions, catalysts and titrations.
Curated OER
Chemistry - Science 10
In this chemistry science worksheet, students identify the parts of a chemical reactions. Kids name the major particles of the atom. Students apply knowledge about the atom, theories, and models.
Curated OER
Chemical Changes
Students compare types of chemical change. In this chemical reaction lesson, students use a variety of household items to investigate different types of chemical change. Students will engage in a discussion about the dangers of chemicals...
Curated OER
Math, Chemistry, and Food
Young scholars explore the effects of chemical reactions when cooking. Using the Internet, they research enzymes and then mix jello. They examine their results and test enzyme activity by adding pineapple to the jello. Finally, they...
Curated OER
Chemical Reactions
In this chemical reactions worksheet, students calculate the molar mass and the rate of reaction for the given chemical reactions. This worksheet has 3 problems to solve.
Curated OER
Gases and Chemical Reactions
In this chemical reactions worksheet, students calculate the volume or pressure for different gases. Students determine the effect of different stimuli on the rate of a chemical reaction. This worksheet has 1 short answer, 10 fill in the...
Curated OER
Some Halogen Chemistry
In this halogen chemistry worksheet, students complete a practical to gain experience making observations of inorganic halogens and their salts. Students make observations of changes that take place in each chemical reaction and they...
Curated OER
Writing the Complete Equation
In this writing equations worksheet, students are given 6 chemical reactions and they write equations for each one including the reactants, the products and the states of matter.
Curated OER
Quiz 2-Chemistry Reaction Rates
In this rate of reactions quiz, students solve three problems related to chemical reactions and their rates including rates of decay and rate constants.
Kenan Fellows
Balancing Equations Using Matrices
Matrices help solve systems of equations in chemistry, computer graphics, circuitry, probability, and more. The second lesson in a seven-part series focuses on using matrices to balance chemical equations. Pupils rely on the Law of...
CK-12 Foundation
Crash
Explore the chemistry behind the airbags that keep you safe in a collision. Using a simulation, your classes find the best gas to use to inflate an airbag. The simulation shows the time it takes to inflate to a maximum volume....
University of Georgia
Stoichiometry of S'mores
How fun would it be to teach the concept of stoichiometry while allowing your chemistry class to assemble a classic campfire treat? This fun and engaging activity allows pupils to explore the principles of the chemical theory while...