Curated OER
Chemistry Worksheet 6
In this chemistry worksheet, learners calculate specific changes that take place with different chemical reactions. Students indicate whether the reactions are endothermic or exothermic and spontaneous or nonspontaneous.
Curated OER
Hot Gas Or Cold Gas Lab
Students engage in a lab project to study chemical reactions. They use guided questions to help facilitate the lab experience and come to the correct outcomes. The lesson does not contain a true understandable objective. The lesson could...
Curated OER
Chemical Equilibrium Worksheet #1
In this chemical equilibrium activity, students list 4 ways to increase the concentration of the product. They answer 9 multiple choice questions about equilibrium reactions.
Curated OER
Reaction Reversibility
For this reaction reversibility worksheet, 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.
Curated OER
An Experiment in Alchemy: Copper to Silver to Gold
How exciting would it be for your chemistry class to produce their own "gold"? This experiment allows pupils to witness the chemical reaction of copper pennies as they react with zinc and sodium hydroxide to produce "gold" tokens. It is...
National Nanotechnology Infrastructure Network
Lab 2: Nanocatalysts Clean Your Car Emissions
Surface area certainly surfaces as a variable for chemical reaction rates. Scholars perform an experiment to discover how the size of catalysts affect the rate of a chemical reaction. They record their results in tables and graphs to...
National Institute of Open Schooling
Adsorption and Catalysis
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....
Curated OER
Tie Dye
Students practice writing research proposals to test the color fastness of a dye once it has been exposed to a t-shirt. Each proposal needs details of experimental design, length of treatment, and means of cleaning the shirt. All...
Curated OER
Moles and Stoichiometry Practice Problems
Five practice stoichiometry problems plus their answers fill this chemistry worksheet. Because the answers are spread across the bottom of the page, this would best be used as your class is just learning how to perform mole and mass...
Curated OER
Types of Chemical Reactions
In this chemical reactions worksheet, students fill in 12 blanks, determine if 5 statements are true or false, match 4 types of reactions with their description and solve 2 problems related to balancing equations and chemical reactions.
Curated OER
Chemical Reactions
In this chemical reactions worksheet, students determine the order of a reaction based on experimental results. This worksheet has 5 problems to solve.
Curated OER
Chemical Reactions
In this chemical reactions worksheet, students write chemical equations, draw and label isomers, and predict products of chemical reactions. This worksheet has 5 drawings, 1 short answer, and 7 fill in the blank questions.
Curated OER
Chemical Reactions at Equilibrium
In this chemical reactions worksheet, students calculate the value for the equilibrium constant and the equilibrium concentrations for specific reactions. This worksheet has 6 word problems.
Curated OER
Chemical Reactions
In this chemical reactions worksheet, students write the structures or names from molecular formulas. Then students predict the products from reactions given. This worksheet has 9 fill in the blank questions.
Curated OER
Heat Loss and Gain in Physical Changes and Chemical Reactions
Students compare and contrast exothermic and endothermic reactions. In this chemistry instructional activity, students perform experiments to determine whether heat was released or absorbed in a reaction. They share their observations in...
Curated OER
Quite a Reaction
In this chemical reaction worksheet, students experiment with soda and Mentos candy to observe a chemical reaction. Students describe the reaction, identify the investigation as descriptive or qualitative and make a prediction if the...
Curated OER
Finding the Formula of Magnesium Oxide
Rather than simply matching up the ionic charges on paper, this exercise gets chemists into the lab to determine the chemical formula for magnesium oxide! If a known amount of magnesium is used, an oxidation reaction results in this...
American Chemical Society
Using Chemical Change to Identify an Unknown
If you discover an unknown powder, how do you determine if it is safe? Lesson uses four different tests to identify the properties of various powders that appear the same. Then scholars get an unknown powder and have to determine which...
Beyond Benign
Essential Oil Extraction Using Liquid CO2
When life hands you lemons ... experiment on them! Green chemistry gurus compare extraction methods for essential oils through a lab activity. Lab groups use traditional distillation and liquid carbon dioxide extraction...
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...
Curated OER
Gas Law Investigation
Investigators collect the carbon dioxide produced when an antacid tablet is activated and identify what alteration produced the most gas. They also collect the gas in a buret in order to practice precision. Then they choose between two...
Curated OER
Physical or Chemical- That is the Question!
Learners observe the differences between physical and chemical changes in properties. Through the use of an interactive presentation, the students compare and contrast the changes and provide supporting examples of each type of change.
Curated OER
Chemistry 152 - Competencies
In this chemistry competencies worksheet, students calculate rate law, balance equations, determine pH of solutions, give the oxidation number for atoms, and write in formulas. This worksheet has 4 fill in the blank questions and 20...
Curated OER
Chemical Compounds
For this chemical compounds worksheet, learners determine the name or formula for given compounds. Students list acids in order of increasing acid strength from their pK values. This worksheet has 8 problems to solve.