Curated OER
Conservation of Mass
In this conservation of mass worksheet, students experiment with vinegar, baking soda, a balloon and a flask. They compare the mass of the closed system of reactants before the experiment to the mass of the products after the experiment...
Curated OER
Water Vapor Equilibrium
In this chemistry instructional activity, learners complete 12 short answer questions and problems on water vapor equilibrium. They calculate equilibrium concentrations of reactants and products.
Curated OER
WS 10.9 Plastic Recycling
For this recycling worksheet, students search for as many types of plastics categorized with the resin identification codes and fill in a chart for each plastic type. They identify the product name, the category the plastic is in, the...
Curated OER
Enthalpy and Thermochemistry Problem Set
In this thermochemistry worksheet, students answer questions based on the reaction of charcoal and liquid oxygen. Students write a balanced chemical equation, determine the limiting reagent, calculate the mass of each product, and amount...
Curated OER
Ester Lab
Students investigate making esters in the lab. In this ester lesson plan, students mix 3 organic acids with 3 alcohols and a catalyst to form 3 different esters. Students identify the odors of each ester and write the formulas for the...
Curated OER
Ester Lab
In this ester activity, students mix organic acids with alcohols to produced esters and identify the products by the chemical reaction and the scent given off after the reaction occurs.
Mr. E. Science
Chemical Reactions
Once I told a chemistry joke, but there was no reaction. Get young chemists involved in changes and reactions with a presentation that begins with physical and chemical changes and chemical reactions. It moves on to chemical...
Curated OER
Equilibrium Calculations
The equilibrium constant does not change — as long as the temperature remains unchanged. Here's presentation that briefly reviews equilibrium constants before working through four practice problems, including three calculating...
Beyond Benign
Packed Up Properties
Determine physical properties of potential packaging materials. Continuing from previous lessons in the series, the resource asks groups to identify physical properties of the substances. They test for conductivity, solubility, water...
Royal Society of Chemistry
Sodium Halide Reactions with Conc. H2SO4
What do you get when you combine precipitate reactions with puzzles? Maximize the engagement in a single replacement reactions lesson by incorporating fun puzzles. Chemistry scholars observe the reaction between several sodium halides...
Pingry School
Qualitative Analysis of Eleven Household Chemicals
Chemical and physical properties give compounds an identity. Learners use the identity of a compound to predict what it is. By performing different tests like solubility, flame, heat, and reactions, individuals attempt to identify an...
Royal Society of Chemistry
A Microscale Acid-Base Titration
Watch as acids and bases put smiles on their faces. Young chemists learn the concept of acid-base titration firsthand in a microscale experiment. Working groups collaborate, titrate, then use their data to determine the concentration of...
Curated OER
WS 4.3 Stoichiometry Part I
In this stoichiometry worksheet, learners use four balanced equations to calculate mole of products made, moles of reactants needed for chemical reactions to proceed and mass of reactants needed to produce products.
Curated OER
Types of Reactions
In this reactions worksheet, students describe combustion as either exothermal or endothermal. Students balance reactions and label the types of reactions. This worksheet has 1 multiple choice, 2 short answer, and 10 problem solving...
Curated OER
Iron Filings
Students conduct an experiment in which a solution of copper(II) sulfate is added to iron filings. They write and balance the equation for the reaction that occurs and calculate the amount of iron that reacted and the percent yield of...
Curated OER
Chemistry 112: Form A-
In this chemistry 112 worksheet, students use their knowledge of chemistry concepts to answer the multiple choice questions provided. Students calculate the answers using the appropriate formulas.
Curated OER
Balancing Equations
In this chemical reactions worksheet, students practice balancing equations for given reactants and products. This worksheet has 12 problems to solve.
Curated OER
Balancing Equations
In this chemical equations worksheet, students practice balancing equations with the given reactants and products. This worksheet has 12 problems to solve.
Curated OER
Rate Laws Quiz
In this rate laws learning exercise, students solve four problems. They determine rates of reactions, they determine which rate laws is used, they determine the overall reaction order and they identify the rate of appearance and...
Curated OER
Balancing Equations and Identifying Reaction Types
In this balancing equations instructional activity, students balance twelve equations by placing the proper coefficients in front of reactants and products and they identify the type of reaction each equation represents.
Curated OER
The Stoichiometry Behind Pollution
Young scholars research car emissions of various cars and find the toxins emitted. In this stoichiometry lesson, students calculate the relationship between reactants and products in a chemical reaction. Young scholars collect data...
Curated OER
Recognizing and Describing Chemical Changes
Seventh graders distinguish between physical and chemical changes in both natural and technological settings. They identify the reactants and products for a given chemical reaction. they then write simple chemical equations given the...
Curated OER
Decomposition vs. Synthesis Reaction
Students define the term chemical reaction, identify the reactants and products in a chemical reaction, distinguish between decomposition and synthesis reactions and construct reactions using food items.
Curated OER
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...