Assessment
Curated OER

2000 U.S. National Chemistry Olympiad Part II

For Students 9th - 12th
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.
Assessment
Curated OER

2007 U.S. National Chemistry Olympiad Local Section Exam

For Students 9th - 12th
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
Assessment
Curated OER

2002 U.S. National Chemistry Olympiad National Exam - Part I

For Students 9th - 12th
As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...
Lesson Plan
Curated OER

Regents High School Examination PHYSICAL SETTING CHEMISTRY 2006

For Teachers 9th - 12th
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. 
Assessment
Curated OER

1999 U.S. National Chemistry Olympiad Part II

For Students 9th - 12th
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.
Lesson Plan
Beyond Benign

Catalysts and Oxygen

For Teachers 9th - 12th Standards
Here is an engaging and hands-on lesson plan that allows high school chemists to demonstrate the effects of a catalyst on various chemicals. They garner knowledge of how reactants and products differ from one another, while...
Worksheet
Curated OER

Chemistry in Action

For Students 9th - 12th
In this chemistry in action worksheet, high schoolers read about sulphuric acid, the use of metals, the production of titanium and the detection of chemical elements and compounds. Students are given 8 statements about what they...
Lab Resource
Creative Chemistry

D-Block Ions as Catalysts

For Students 9th - 12th
In this catalysts worksheet, students use transition metal ions to catalyze oxidation reactions of iodide ions. Students measure the rate of the reactions by measuring free iodine as a product.
Worksheet
Curated OER

The Speed of Chemistry

For Students 9th - 12th
In this rates of chemical reactions worksheet, learners read about the various factors that influence the rate of chemical reactions such as surface area, concentration, temperature and catalysts. Students answer eight questions about...
Worksheet
Curated OER

Chemistry

For Students 10th - 11th
In this chemistry worksheet, learners describe an atom, its parts, the charges of these parts, and atoms life functions. Then they explain what the octet rule states for the placements of electrons around the nucleus of an atom. Students...
Worksheet
Curated OER

Chemistry Crossword

For Students 9th - Higher Ed
In this chemical reactions learning exercise, students complete a crossword puzzle by figuring out the vocabulary words associated with 34 clues.
Lesson Plan
Curated OER

Acids and Bases

For Teachers 9th - 12th
In this acids and bases worksheet, students 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.
Handout
National Institute of Open Schooling

Adsorption and Catalysis

For Students 9th - 12th Standards
Adsorption, not absorption, is when atoms stick to the surface of an object, like water sticking to a grain of sand. An informative lesson delves into adsorption, teaching physical and chemisorption and the factors that affect them....
Worksheet
Curated OER

Chemistry Midterm Topic Review

For Students 10th - 12th
In this chemistry review worksheet, students answer and solve 95 questions about chemical reactions, hydrocarbons, functional groups, moles, acids and bases and solutions.
Worksheet
Curated OER

Chemistry of Food

For Students 9th - 10th
For this chemistry of food worksheet, students complete 20 various types of questions related to food and nutrition. First, they complete a crossword puzzle with vocabulary terms. Then, students use the figure shown to write the...
Lesson Plan
Curated OER

Reaction Mechanisms

For Teachers Higher Ed
In this reactions worksheet, students give the equation for the overall reaction, identifying the catalyst in the equation. Students create graphs and write out the rate determining step. This worksheet has 4 graphs, 2 short answers, and...
Worksheet
Curated OER

Reaction Rate

For Students 10th - 12th
In this reactions worksheet, students determine which reaction with occur most quickly and explain how a catalyst works. This worksheet has 4 short answer questions.
Lesson Plan
Curated OER

Equilibrium Practice

For Teachers 10th - Higher Ed
In this chemical reactions worksheet, students determine solubility product expressions, equilibrium constants, and equilibrium concentrations. This worksheet has 15 multiple choice questions and 3 problems to solve.
Worksheet
Curated OER

The Rates of Chemical Reactions

For Students 10th - 12th
In this chemistry worksheet, students select answers to 8 multiple choice questions from the drop down box. They identify the factors affecting rates of chemical reactions.
Worksheet
Curated OER

Quiz 2-Chemistry Reaction Rates

For Students Higher Ed
For this rate of reactions quiz, students solve three problems related to chemical reactions and their rates including rates of decay and rate constants.
Worksheet
Curated OER

Kinetics Review Sheet

For Students 9th - 12th
In this kinetics worksheet, students define 7 terms related to the energy of reactions, they find the average reaction rate in a reaction, they sketch an energy diagram for an endothermic reaction and they compare exothermic and...
Worksheet
Curated OER

Describing Chemical Reactions

For Students 10th - 12th
In this chemical reactions instructional activity, 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....
Worksheet
Curated OER

Writing Complete Equations Worksheet

For Students 9th - 12th
In this chemistry learning exercise, students write in the correct equations in accordance to solving the word problems. The answers are on page 2.
Worksheet
Curated OER

Equilibrium

For Students 10th - Higher Ed
For this equilibrium worksheet, students predict the concentrations of solutions at equilibrium and apply Le Chatelier's principle to systems at equilibrium. This worksheet has 15 multiple choice questions.