Normal Community High School
Chemical Equations
Viewers learn how to identify the substances in a chemical reaction, how to balance it, and the different types of chemical reactions by watching a presentation that also includes a review of monomers and polymers. The presentation ends...
National Institute of Open Schooling
Chemical Kinetics
Not all chemical reactions happen at the same rate because some, like explosions, occur quickly and some, like rusting, occur over time. Here, learners explore chemical reactions and their rates in the 16th lesson of 36. Through readings...
Santa Monica College
The Composition of Potassium Chlorate
The third activity in a series of 11 begins by using thermal decomposition of potassium chlorate to determine the mass percent of oxygen. Then a second activity allows scholars to demonstrate that the resulting residue is from a...
Curated OER
WS 4.7 Writing Chemical Reactions
In this chemical reactions worksheet, students are given fourteen chemical reactions that they must write using chemical formulas for the reactants and products. They balance each equation by placing the proper coefficients in front of...
Curated OER
Identifying Reaction Types
In this reactions worksheet, students are given nine chemical reactions to identify as single replacement, double replacement, synthesis or decomposition reactions.
Curated OER
WS 10.2 Electrolytes and Solubility
For this electrolytes and solubility worksheet, students answer questions about electrolytes and write balanced equations for the dissociation of salts in water. They also determine solutes that are soluble in water and write balanced...
Curated OER
2000 U.S. National Chemistry Olympiad National Exam - Part I
The National Chemistry Olympiad exams are comprehensive tests covering an entire year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your general...
Curated OER
A Solution for Precipitation
Students predict the product of chemical reaction using the solubility rules. In this chemistry lesson, students balance ionic equation. They perform a lab to check if their predicted products are correct.
College Board
2014 AP® Chemistry Free-Response Questions
More than half of AP Chemistry test takers earn a high enough score to get college credit. Improve that statistic by using past test questions including precipitate, molarity, and chemical equations to prepare for a future exam. The...
Curated OER
Chapter 13 Review, Section 1: Ions in Aqueous Solutions and Colligative Properties
This is an apt assignment for chemistry takers that are studying ionic solutions. Eight questions require problem solving and critical thinking to answer. The first question instructs learners to use a table in the textbook, but you can...
Curated OER
Stoichiometry Problems - Limiting Reagents
In this stoichiometry worksheet, learners determine the limiting reagents and the mass of compound precipitated in given chemical reactions. This worksheet has 4 problems to solve.
Curated OER
Stoichiometry Problems - Limiting Reagents
In this stoichiometry activity, students determine the limiting reagent and mass of precipitate produced in given chemical reactions. This activity has 5 problems to solve.
Curated OER
Solubility Homework Problem Set
In this chemistry worksheet, students write the balanced equation for the reaction and rearrange the potassium expression to solve for x. Then they determine how many grams of silver chromatic can dissolve in a specified amount of sodium...
Curated OER
Version 001 – Exam 1 – David Laude (53015) 1
A 30-question multiple choice chemistry test challenges takers. Topics touched upon include thermochemistry, equilibrium, behavior of gases, and pH. Problem solving is required in order to answer most of the questions. Other questions...
Curated OER
Precipitation and Neutralization Reactions
In this chemical reactions worksheet, pupils determine the balanced formula equation, balanced complete ionic equation, and the balanced net ionic equation for given reactions. Students calculate final concentrations for ions in given...
Curated OER
Additional Aqueous Solution Review Problems
In this solutions worksheet, learners balance chemical equations, classify reactions by the type of reaction it represents, and review the solubility rules. Students practice working out double displacement, neutralization, and dilution...
Curated OER
Acid Precipitation
Students test the acidity of unknown solutions. They use this information to make inferences from data given from recorded rainfall records to identify areas that receive the most acid rain.
Curated OER
Activity #20 Tear An Aluminum Can In Half
Students observe the chemical reaction between CuCl2 and aluminum. They identify the evidence for a chemical change. Pupils answer the following questions after observing the experiment: How do you know a chemical reaction occurred?,...
Curated OER
WS 10.1 Solubility Product
In this solubility worksheet, students find the solubility product constants for four compounds and use solubility product constants to determine solubility data of four compounds.
Curated OER
Understanding Chemical Equations
In this chemical equations instructional activity, students identify the reactants and the products, state what phase each is in, and state the mole ratios of all the products and reactants. Students complete 10 problems.
Curated OER
Solubility Equilibria
In this solubility equilibria worksheet, students solve five problems. They calculate concentrations of ions at equilibrium, they determine the effects of adding compounds to a saturated solution and they determine if compounds are more...
Curated OER
General Chemistry I
In this chemistry worksheet, students balance each of the reactions presented using the periodic table to help. Then they predict the products of the reactions and write the net ionic equation. Students also write the empirical formulas...
Curated OER
Lab Tests, Results, and Sulfuric Acid
You may want to change the title of this chemistry PowerPoint to "Identifying Compounds in the Laboratory." Individual slides explain tests that can be performed to confirm what element you have: carbon dioxide, carbonates, and metal...
Curated OER
Oxidation of Ethanol to Ethanal
Here is a laboratory exercise where chemistry masters carry out an oxidation reaction to change ethanol into ethanal. They compare the original alcohol to the resulting aldehyde by forming a precipitate. Definitely aimed at learners...