Curated OER
AP Chemistry-Chemical Kinetics
In this kinetics worksheet, students find rate laws of reactions, they determine rate constants, they find rate-determining steps of reactions, they find half-life's of reactions and they determine the overall order of reactions.
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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.
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Acids and Bases
In this acids and bases worksheet, learners review the characteristics of acids and bases, pK values, factors that change the rate of reactions, and catalysts. This worksheet has 17 multiple choice questions.
Virginia Department of Education
The Effects of Heat and Acid on the Enzyme Catalase
How quickly do enzymatic reactions occur? Assist the class as they examine heat and pH change to determine the rate of chemical reactions using catalase as an enzyme. Watch them "glow" with excitement!
Concord Consortium
Catalysis
Get ready to kick things up a notch! Young scientists explore the effects of catalysts using a fun interactive. Learners start the reaction without using a catalyst, then add one over time to examine its effects on reaction rate.
National Institute of Open Schooling
Chemical Equilibrium
Le Chatelier's interest in thermodynamics and building materials such as cement and plaster led to the Le Chatelier Principle in 1884. Activity 13 in a series of 36 extensively explores chemical equilibrium. Learners read about...
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Reaction Reversibility
In this reaction reversibility activity, students find the equilibrium equation for a reaction of two gases and plot their concentrations over time. They answer 12 questions about the chemical reaction.
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Rate of Solvation
High schoolers test factors that may affect the rate at which sugar dissolve in water. They conduct two studies: One is to test the effect of temperature on the rate of solvation and the other is to test a factor which Students come up...
Kenan Fellows
Qualitative Kinetics: Examining the Effect of an Enzyme on a Reaction
Scholars learn about kinetics and buffers as they use qualitative and quantitative methods to understand enzyme rates and buffer capacity. The application of Beer's Law and spectrophotometry solidifies pupils' knowledge in the first of...
Virginia Department of Education
Thermochemistry: Heat and Chemical Changes
What makes particles attract? Here, learners engage in multiple activities that fully describe colligative properties and allow the ability to critically assess the importance of these properties in daily life. Young chemists...
Curated OER
2005 U.S. National Chemistry Olympiad - Local Section Exam
National Chemistry Olympiad tests are released after their use each year, since they cannot use them again for this event. The result: outstanding comprehensive assessment resources for general chemistry classes! This 2005 version covers...
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Honors Chemistry Rate Law Homework
In this reactions activity, students determine the reaction order and rate law for the reaction given. This activity has 3 problems to solve.
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Calculating Rates
In this rates worksheet, learners determine the rate of production or consumption for given reactions. Students write chemical equations in complete ionic form or net-ionic form. This worksheet has 6 problems to solve.
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Equilibrium Practice
In this chemical reactions worksheet, young scholars determine solubility product expressions, equilibrium constants, and equilibrium concentrations. This worksheet has 15 multiple choice questions and 3 problems to solve.
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Energy and Metabolism
This four-page worksheet queries young biologists about the process of metabolism in the human body. They describe types of energy, laws of thermodynamics, and chemical reactions related to the processing of energy. Plenty of space is...
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2001 U.S. National Chemistry Olympiad National Exam Part II
Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a...
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2007 U.S. National Chemistry Olympiad Part II
Eight multi-step chemistry problems, including analyzing a titration, writing equations, predicting products and limiting reagents, calculating concentrations of ions, and using stoichiometry to solve for unknowns in reactions make up...
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2000 U.S. National Chemistry Olympiad Part II
In this chemistry olympiad problem solving worksheet, chemistry pupils solve eight problems on a variety of topics including periodic trends, phase changes, ionization reactions, catalysts and titrations.
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Speed me up, Scotty!
Students describe and define chemical reactions. They design a laboratory experiment, collect data and analyze data.
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What Influences Reaction Rate?
Learners study reaction rates, what determines how fast a reaction happens and how the chemical changes occur. In this reactions lesson students complete a lab where they use Alka-Seltzer to observe reaction rate and create a graph...
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Chemistry Lab: Chemical Equilibrium
Students investigate the effects of adding or removing a reactant or a product on chemical equilibrium. In this equilibrium lesson plan, students add or remove ions to solutions to determine the effects on equilibrium. They make...
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Determination of a Rate Law
High schoolers determine the rate law for a chemical reaction. They use graphical techniques in the analysis of experimental data.
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Reaction rates and Equilibrium
Students listen to a lecture on the collision theory. They discuss the reactant and product changes during a chemical reaction. Students are taught the factors affecting reaction rates. They complete a lab on entropy, heat and free...
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A Clock Reaction
This is an advanced rates of reactions worksheet. Students will be determining reaction times, molarities, and reactions rates for different reactions.